1. Kiel School of Gynaecological Endoscopy, University Hospitals Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 24, 24105 Kiel, Germany
2. Student Research Committee, Shiraz University of Medical Sciences, Shiraz 7134814336, Iran
3. Social Determinants of Health Research Center, Birjand University of Medical Sciences, Birjand 9717853577, Iran
4. Midwifery Department, Ministry of Health and Medical Education, Tehran 1467664961, Iran