1. Copenhagen Trial Unit, Centre for Clinical Intervention Research; The Capital Region of Denmark, Rigshospitalet, Copenhagen University Hospital; Copenhagen Denmark
2. Centre for Evidence-Based Medicine Odense (CEBMO) and Cochrane Denmark; Department of Clinical Research, University of Southern Denmark; Odense Denmark
3. Open Patient data Explorative Network (OPEN); Odense University Hospital; Odense Denmark
4. Clinical Study Support; Clinical Studies Sweden - Forum South; Lund Sweden
5. Cochrane Hepato-Biliary Group, Copenhagen Trial Unit, Centre for Clinical Intervention Research; The Capital Region of Denmark, Rigshospitalet, Copenhagen University Hospital; Copenhagen Denmark
6. Department of Regional Health Research, The Faculty of Health Sciences; University of Southern Denmark; Odense Denmark