RT Journal Article SR Electronic T1 Perspectives on drug withdrawals JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 129 OP 129 DO 10.1503/cmaj.1050026 VO 173 IS 2 A1 Diane C. Gorman YR 2005 UL http://www.cmaj.ca/content/173/2/129.1.abstract