PT - JOURNAL ARTICLE AU - Donald Willison AU - Nancy Ondrusek AU - John McLaughlin TI - Human study participants AID - 10.1503/cmaj.115-0028 DP - 2015 Apr 21 TA - Canadian Medical Association Journal PG - 520--520 VI - 187 IP - 7 4099 - http://www.cmaj.ca/content/187/7/520.1.short 4100 - http://www.cmaj.ca/content/187/7/520.1.full SO - CMAJ2015 Apr 21; 187