1. Leeds Institute of Health Sciences, School of Medicine, Faculty of Medicine and Health, University of Leeds, Leeds, UK
2. Department of Family Medicine, Ankara University Faculty of Medicine, Ankara, Turkey
3. Faculty of Health Sciences Brandenburg, Brandenburg Medical School (Theodor Fontane), Institute for Health Services and Health System Research, Rüdersdorf, Germany
4. Center for Health Services Research, Brandenburg Medical School (Theodor Fontane), Rüdersdorf, Germany
5. Evidence Based Practice in Brandenburg: A JBI Affiliated Group, University of Adelaide, Adelaide, Australia