RT Journal Article SR Electronic T1 Human study participants JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 520 OP 520 DO 10.1503/cmaj.115-0028 VO 187 IS 7 A1 Donald Willison A1 Nancy Ondrusek A1 John McLaughlin YR 2015 UL http://www.cmaj.ca/content/187/7/520.1.abstract