RT Journal Article SR Electronic T1 Pregnancy and isotretinoin therapy JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 508 OP 508 DO 10.1503/cmaj.113-2111 VO 185 IS 6 A1 Dumont, Tania A1 Black, Amanda YR 2013 UL http://www.cmaj.ca/content/185/6/508.1.abstract