Authors: Paul C Hébert; Matthew Stanbrook; Barbara Sibbald; Ken Flegel; Noni MacDonald; Amir Attaran Journal: CMAJ Date: 2007-06-19 Impact factor: 8.262
Authors: Paul C Hébert; Matthew B Stanbrook; Noni MacDonald; Ken Flegel; Jane Coutts; Stuart MacLeod Journal: CMAJ Date: 2011-04-18 Impact factor: 8.262