scientific article published in January 1891

scientific article published in the British Medical Journal

scientific article published in August 1884

scientific article published in September 1884

scientific article published on August 27, 2010

scientific article published in the British Medical Journal

scientific article published in January 1886

Leipzig: Georg Thieme, 1912.

London: New Sydenham Society, 1880.

scientific article (publication date: 26 November 1904)

scientific article published in 1893