TY - JOUR T1 - Will use of cannabis increase more rapidly with legalization than during prohibition? JF - Canadian Medical Association Journal JO - CMAJ SP - E83 LP - E83 DO - 10.1503/cmaj.71126 VL - 191 IS - 3 AU - Thomas Kjøsnes Y1 - 2019/01/21 UR - http://www.cmaj.ca/content/191/3/E83.abstract ER -