Authors: Arun R Mahankali Sridhar; Lisa L Willett; Analia Castiglioni; Gustavo Heudebert; Michael Landry; Robert M Centor; Carlos A Estrada Journal: J Gen Intern Med Date: 2008-12-18 Impact factor: 5.128
Authors: William Hogg; Melissa Donskov; Grant Russell; Kevin Pottie; Clare Liddy; Sharon Johnston; Larry Chambers Journal: Can Fam Physician Date: 2009-10 Impact factor: 3.275
Authors: C Shawn Tracy; Stephanie H Bell; Leslie A Nickell; Jocelyn Charles; Ross E G Upshur Journal: Can Fam Physician Date: 2013-03 Impact factor: 3.275