scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in November 1996

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in June 2014

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in January 2007

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 1994-12-01

scientific article published in January 1994

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in June 1996

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in August 1994

scientific article published on 28 September 2011

scientific article published in Nature

scientific article published in February 2015

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 1998-1

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

journal article; published in Nature on 2014-04-16

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in July 2013

scientific article published in Nature

journal article; published in Nature on 1998-9

scientific article published in Nature

scientific article published on 01 May 2010

scientific article published on 01 February 1998

scientific article published on 01 June 2011

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in June 1996

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on May 26, 2011

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in October 1994

scientific article published in Nature

scientific article published in Nature

scientific article published in April 2015

scientific article published on 01 February 2000

scientific article published in Nature

scientific article published on 01 April 1999

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature, 1999-08

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 1998-5

scientific article published in February 2000

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in October 1993

scientific article published in Nature

scientific article published on November 27, 1997

scientific article published on 01 April 1999

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 April 1999

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on March 31, 2011

scientific article published in Nature

scientific article published in February 1994

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on March 12, 1998

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 April 1999

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 April 1999

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 January 2000

scientific article published on October 23, 1997

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 2013-05-15

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on December 2, 2010

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 05 July 2011

scientific article published in Nature

scientific article published in Nature

scientific article published on August 26, 2011

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 September 2001

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in September 1995

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 January 2011

scientific article published in January 2012

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in March 1994

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in November 2012

scientific article published on 01 January 2000

scientific article published in Nature

scientific article published in December 1996

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published on 01 June 2000

scientific article published in Nature

scientific article

scientific article published on 01 April 2006

scientific article published in Nature

scientific article published in Nature

scientific article published in September 2004

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in February 2001

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 January 2003

scientific article published in Nature

scientific article published in February 1994

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 1997-5

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 February 1998

scientific article published in Nature

journal article; published in Nature on 1999-7

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 2006-3

journal article; published in Nature on 2005-11-09

scientific article published on 01 December 2006

article published in 2007

journal article; published in Nature on 2006-1

journal article; published in Nature on 2006-03-22

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 June 2001

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature, 2000-02

journal article; published in Nature, 1996-05

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 2016-06-29

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on July 17, 1997

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in October 2000

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in January 1995

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 April 1999

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 1994-12-01

scientific article published in December 2006

scientific article published in Nature

scientific article published in Nature

scientific article published in April 2004

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 October 1999

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 July 2000

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature, 2001-07

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in October 1998

journal article; published in Nature on 1998-10-01

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in September 2015

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in October 1996

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in January 1995

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in December 1994

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on December 20, 2001

scientific article published in Nature

journal article; published in Nature on 2012-11-28

scientific article published on 23 November 2011

scientific article published in Nature

scientific article published on June 22, 2012

scientific article published in Nature

scientific article published on September 25, 1997

scientific article published on April 2, 1998

scientific article published in Nature

scientific article published in February 2001

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on January 31, 2013

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on June 20, 2013

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 April 1999

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 August 2010

scientific article published in March 2005

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature, 1997-11

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 March 2011

scientific article published in Nature

journal article; published in Nature on 1998-4

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in November 2009

scientific article

scientific article published on August 2015

scientific article published in Nature

scientific article published on August 2, 2012

scientific article published on March 14, 2013

scientific article published in November 2013

scientific article published in February 2006

scientific article published in Nature

journal article; published in Nature on 2015-11-18

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in September 1996

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on March 14, 2012

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in January 1995

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in April 2000

scientific article published in Nature

scientific article published in January 1994

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in October 1998

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 March 2005

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in April 1996

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on October 29, 1998

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 1998-10-01

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 1998-4

scientific article published in October 1999

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 1997-12-01

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published on 01 December 2001

scientific article published on August 14, 1997

scientific article published in Nature

scientific article published in January 2011

scientific article published in October 1999

scientific article published in Nature

scientific article published in March 2014

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 2012-08-29

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 2009-11-18

scientific article published on August 19, 2010

scientific article published in Nature

scientific article

scientific article published on September 16, 2010

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

scientific article published in Nature

journal article; published in Nature on 2000-4