RT Journal Article SR Electronic T1 Dangers for children in the care of drug users JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 164 OP 164-a DO 10.1503/cmaj.1080070 VO 179 IS 2 A1 Steven Bellemare MD YR 2008 UL http://www.cmaj.ca/content/179/2/164.2.abstract