RT Journal Article SR Electronic T1 Tête première JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 1136 OP 1137 VO 53 IS 7 A1 Mark Robert Keezer A1 Anand Rughani A1 Matthew Carroll Barbara Haas YR 2007 UL http://www.cfp.ca/content/53/7/1136.abstract AB