Authors: Paula A Rochon; Melanie Sekeres; Joel Lexchin; David Moher; Wei Wu; Sunila R Kalkar; Marleen Van Laethem; John Hoey; An-Wen Chan; Andrea Gruneir; Jennifer Gold; James Maskalyk; David L Streiner; Nathan Taback; Lorraine E Ferris Journal: Open Med Date: 2010-07-06