1. Knowledge Synthesis and Application Unit, School of Epidemiology and Public Health, Faculty of Medicine, University of Ottawa , Ottawa, Ontario, Canada
2. Evidence Synthesis Ireland & Cochrane Ireland, School of Nursing and Midwifery, University of Galway , Galway, Ireland
3. Independent Information Specialist , Ottawa, Ontario, Canada
4. Clinical Epidemiology Program, Ottawa Hospital Research Institute , Ottawa, Ontario, Canada