1. Centre for Prognosis Research, School of Medicine Keele University Keele UK
2. Julius Center for Health Sciences and Primary Care University Medical Center Utrecht Utrecht The Netherlands
3. Cochrane Netherlands, Julius Center for Health Sciences and Primary Care University Medical Center Utrecht Utrecht The Netherlands
4. Biostatistics Research Group, Department of Health Sciences University of Leicester, Centre for Medicine Leicester UK
5. Department of Medical Epidemiology and Biostatistics Karolinska Institutet Stockholm Sweden
6. Department of Medical Oncology, Erasmus MC Cancer Institute Erasmus University Medical Center Rotterdam The Netherlands
7. Department of Cardiology Royal Stoke University Hospital Stoke‐on‐Trent UK