Physical workload and risk of low back pain in adolescence
Paula Mikkonen, Eira Viikari-Juntura, Jouko Remes, Tuomo Pienimäki, Svetlana Solovieva, Simo Taimela, Paavo Zitting, Markku Koiranen, Päivi Leino-Arjas, Jaro Karppinen
Occupational and Environmental Medicine Apr 2012, 69 (4) 284-290; DOI: 10.1136/oemed-2011-100200