1. Marmara University Pendik Training and Research Hospital, Department of Family Medicine, Istanbul, Turkey

2. Marmara University Faculty of Medicine, Department of Family Medicine, Istanbul, Turkey

3. University of Health Sciences Turkey, Istanbul Haseki Training and Research Hospital, Clinic of Family Medicine, Istanbul, Turkey

4. Istanbul Medeniyet University Faculty of Medicine, Department of Family Medicine, Istanbul, Turkey

5. Eskisehir Osmangazi University Faculty of Medicine, Department of Family Medicine, Eskişehir, Turkey

6. Koc University Faculty of Medicine, Department of Public Health, Istanbul, Turkey