TY - JOUR T1 - Pushback on drug ads JF - Canadian Medical Association Journal JO - CMAJ SP - 176 LP - 176 DO - 10.1503/cmaj.109-5223 VL - 188 IS - 3 AU - Roger Collier Y1 - 2016/02/16 UR - http://www.cmaj.ca/content/188/3/176.abstract ER -