A prospective study of concussions among National Hockey League players during regular season games: the NHL-NHLPA Concussion Program.
Benson, Brian W. MD PhD; Meeuwisse, Willem H. MD PhD; Rizos, John MD; Kang, Jian PhD; Burke, Charles J. MD
CMAJ Canadian Medical Association Journal.
183(8):905-911, May 17, 2011.
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