PT - JOURNAL ARTICLE AU - Rhine, David TI - Concussion in youth hockey AID - 10.1503/cmaj.111-2052 DP - 2011 Jul 12 TA - Canadian Medical Association Journal PG - 1175--1175 VI - 183 IP - 10 4099 - http://www.cmaj.ca/content/183/10/1175.1.short 4100 - http://www.cmaj.ca/content/183/10/1175.1.full SO - CMAJ2011 Jul 12; 183