RT Journal Article SR Electronic T1 Can studies of harm be harmful? JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1243 OP 1244 DO 10.1503/cmaj.081597 VO 179 IS 12 A1 Joel G. Ray, MD MSc YR 2008 UL http://www.cmaj.ca/content/179/12/1243.abstract