1. Toronto Health Economics and Technology Assessment Collaborative (THETA), University of Toronto; Departments of Health Policy Management and Evaluation, and Pharmacy; Room 679, 6th floor, Leslie L. Dan Pharmacy Building 144 College Street Toronto ON Canada M5S 3M2
2. Copenhagen Trial Unit, Centre for Clinical Intervention Research, Department 7812, Rigshospitalet, Copenhagen University Hospital; The Cochrane Hepato-Biliary Group; Blegdamsvej 9 Copenhagen Denmark DK-2100