RT Journal Article SR Electronic T1 Changes to mental illness handbook not taken lightly JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 15 OP 16 DO 10.1503/cmaj.109-3105 VO 182 IS 1 A1 Roger Collier YR 2010 UL http://www.cmaj.ca/content/182/1/15.abstract