Authors: Sam D Shemie; Andrew J Baker; Greg Knoll; William Wall; Graeme Rocker; Daniel Howes; Janet Davidson; Joe Pagliarello; Jane Chambers-Evans; Sandra Cockfield; Catherine Farrell; Walter Glannon; William Gourlay; David Grant; Stéphan Langevin; Brian Wheelock; Kimberly Young; John Dossetor Journal: CMAJ Date: 2006-10-10 Impact factor: 8.262