1. School of Pharmacy, Faculty of Medicine and Health, and Charles Perkins Centre University of Sydney Sydney New South Wales Australia
2. Centre for Evidence Based Medicine Odense Odense University Hospital and University of Southern Denmark Odense Denmark
3. School of Health Policy & Management, Faculty of Health York University Toronto Ontario Canada
4. Department of Anaesthesiology, Pharmacology & Therapeutics, Faculty of Medicine University of British Columbia Vancouver British Columbia Canada