AU - Emery CA, Kang J, Shrier I, et al TI - RIsk of injury associated with body checking among youth ice hockey players PT - JOUR DP - 2010 TA - JAMA pages = {2265-2272}, VI - 303 IP - 22 AID - 10.1001/jama.2010.755 [doi] 4100 - http://dx.doi.org/10.1001/jama.2010.755 SO - JAMA June 9, 2010 303(22):2265