TY - JOUR T1 - Seeking hard data on adverse effects of drugs JF - Canadian Medical Association Journal JO - CMAJ SP - E405 LP - E406 DO - 10.1503/cmaj.109-4152 VL - 184 IS - 8 AU - Tomek Sysak Y1 - 2012/05/15 UR - http://www.cmaj.ca/content/184/8/E405.abstract ER -