TY - JOUR T1 - Field notes JF - Canadian Family Physician JO - Can Fam Physician SP - 1260 LP - 1262 VL - 55 IS - 12 AU - Michel G. Donoff Y1 - 2009/12/01 UR - http://www.cfp.ca/content/55/12/1260.abstract N2 - ER -