The effect of the "zero tolerance for head contact" rule change on the risk of concussions in youth ice hockey players - Krolikowski, M. P.; Black, A. M.; Palacios-Derflinghe, L.; Blake, T. A.; Schneider, K. J.; Emery, C. A. (The American Journal of Sports Medicine, 2017)
Keywords: icehockey; child; youth; injury; damage; head; brain; competition rules and regulations; sports medicine; USA; biological and medical sciences; sport games; junior sports