RT Journal Article SR Electronic T1 The drive to kill and the drive to cure JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1287 OP 1288 DO 10.1503/cmaj.110855 VO 183 IS 11 A1 Gessell, Paul YR 2011 UL http://www.cmaj.ca/content/183/11/1287.abstract