1. Evidence‐based Medicine Centre of Lanzhou University Lanzhou China
2. Clinical Epidemiology Program, Ottawa Hospital Research Institute Ottawa Ontario Canada
3. Michael G. DeGroote Institute for Pain Research and Care, McMaster University Hamilton Ontario Canada
4. Bruyère Research Institute Ottawa Ontario Canada
5. Department of Health Research Methods, Evidence and Impact McMaster University Hamilton Ontario Canada
6. Graduate School of Social Work and Social Research, Bryn Mawr College Bryn Mawr Pennsylvania USA
7. School of Public Health, Lanzhou University Lanzhou China
8. School of Public Health, University of Ottawa Ottawa Ontario Canada
9. Li Ka Shing Knowledge Institute, St. Michael's Hospital Toronto Ontario Canada
10. Department of Medicine University of Ottawa Ottawa Ontario Canada