TY - JOUR T1 - A safer drug supply: a pragmatic and ethical response to the overdose crisis JF - Canadian Medical Association Journal JO - CMAJ SP - E986 LP - E987 DO - 10.1503/cmaj.201618 VL - 192 IS - 34 AU - Mark Tyndall Y1 - 2020/08/24 UR - http://www.cmaj.ca/content/192/34/E986.abstract ER -