RT Journal Article SR Electronic T1 16 hospitalizations daily for opioid poisoning JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1248 OP E1248 DO 10.1503/cmaj.1095503 VO 189 IS 39 A1 Roger Collier YR 2017 UL http://www.cmaj.ca/content/189/39/E1248.abstract