1. Kleijnen Systematic Reviews Ltd
YorkUK
2. Department of Epidemiology and Biostatistics, School of Public Health, Imperial College London, London, UK
3. Department of General Practice, Katholieke Universiteit Leuven
LeuvenBelgium
4. Health Outcomes and Clinical Epidemiology, Department of Quantitative Health Sciences, Lerner Research Institute, Cleveland Clinic
Cleveland, OHUSA
5. Care and Public Health Research Institute (CAPHRI), Maastricht University
MaastrichtThe Netherlands