PT - JOURNAL ARTICLE AU - Hoang Pham AU - Roger Zemek TI - A 15-year-old rugby player with a head injury AID - 10.1503/cmaj.141089 DP - 2015 Jan 01 TA - Canadian Medical Association Journal PG - cmaj.141089 4099 - http://www.cmaj.ca/content/early/2015/01/19/cmaj.141089.short 4100 - http://www.cmaj.ca/content/early/2015/01/19/cmaj.141089.full