Feature-specific terrain park-injury rates and risk factors in snowboarders: a case–control study
Kelly Russell, Willem H Meeuwisse, Alberto Nettel-Aguirre, Carolyn A Emery, Jillian Wishart, Nicole T R Romanow, Brian H Rowe, Claude Goulet, Brent E Hagel
British Journal of Sports Medicine Jan 2014, 48 (1) 23-28; DOI: 10.1136/bjsports-2012-091912