TY - JOUR T1 - Drug-related problems in the frail elderly JF - Canadian Family Physician JO - Can Fam Physician SP - 168 LP - 169 VL - 57 IS - 2 AU - Barbara Farrell AU - WaiSum Szeto AU - Salima Shamji Y1 - 2011/02/01 UR - http://www.cfp.ca/content/57/2/168.abstract N2 - ER -