TY - JOUR T1 - Africa struggles to improve drug safety JF - Canadian Medical Association Journal JO - CMAJ SP - E533 LP - E534 DO - 10.1503/cmaj.109-4199 VL - 184 IS - 10 AU - Bernard Appiah Y1 - 2012/07/10 UR - http://www.cmaj.ca/content/184/10/E533.abstract N2 - ER -