TY - JOUR T1 - Evidence shows that cannabis has fewer relative harms than opioids JF - Canadian Medical Association Journal JO - CMAJ SP - E166 LP - E167 DO - 10.1503/cmaj.74120 VL - 192 IS - 7 AU - Stephanie Lake AU - M. Eugenia SocĂ­as AU - M.-J. Milloy Y1 - 2020/02/18 UR - http://www.cmaj.ca/content/192/7/E166.abstract N2 - ER -