1. Cochrane France; Paris France
2. Centre of Research in Epidemiology and Statistics (CRESS), INSERM, INRAE; Université de Paris; Paris France
3. Cochrane Review Group on Drugs and Alcohol; Rome Italy
4. Cochrane Response; Cochrane; London UK
5. Department of Immunization, Vaccines and Biologicals; World Health Organization; Geneva Switzerland
6. Evidence Synthesis Ireland, Cochrane Ireland and HRB-Trials Methodology Research Network; National University of Ireland; Galway Ireland
7. UCD Centre for Experimental Pathogen Host Research and UCD School of Medicine; University College Dublin; Dublin Ireland
8. Department of Clinical Immunology and Infectious Diseases, Henri Mondor Hospital; Vaccine Research Institute, Université Paris Est Créteil; Paris France
9. Quality Assurance Norms and Standards Department; World Health Organization; Geneva Switzerland
10. Cochrane South Africa; South African Medical Research Council; Cape Town South Africa
11. Institute for Evidence in Medicine, Medical Center & Faculty of Medicine; University of Freiburg; Freiburg Germany
12. Cochrane Germany; Cochrane Germany Foundation; Freiburg Germany
13. Department of Anesthesia, Intensive Care and Emergency, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Department of Pathophysiology and Transplantation; University of Milan; Milan Italy
14. Epistemonikos Foundation; Santiago Chile
15. UC Evidence Center, Cochrane Chile Associated Center; Pontificia Universidad Católica de Chile; Santiago Chile
16. Centre for Evidence Based Medicine Odense (CEBMO) and Cochrane Denmark; University of Southern Denmark; Odense Denmark
17. Open Patient data Explorative Network (OPEN); Odense University Hospital; Odense Denmark