TY - JOUR T1 - Response JF - Canadian Family Physician JO - Can Fam Physician SP - 2104 LP - 2104 VL - 53 IS - 12 AU - Roger Ladouceur Y1 - 2007/12/01 UR - http://www.cfp.ca/content/53/12/2104.2.abstract N2 - ER -