scientific article published on 14 February 2017
author: Jaakko Kaprio, Timo Törmäkangas, Sarianna Sipilä, Anna-Marja Säämänen, Eija Laakkonen, Vuokko Kovanen, Markku Alén, Ilkka Miinalainen, Reeta Kangas, Vidal Fey, Juha-Pekka Pursiheimo
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