TY - JOUR T1 - How doctors think JF - Canadian Family Physician JO - Can Fam Physician SP - 1113 LP - 1113 VL - 55 IS - 11 AU - Brent M. McGrath Y1 - 2009/11/01 UR - http://www.cfp.ca/content/55/11/1113.abstract N2 - ER -