RT Journal Article SR Electronic T1 Response JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 808 OP 808 VO 53 IS 5 A1 Flook, Nigel A1 Unge, Peter A1 Agréus, Lars A1 Karlson, Björn W. A1 Nilsson, Staffan YR 2007 UL http://www.cfp.ca/content/53/5/808.1.abstract AB