1. Department of Gynecology and Family Planning; Istenhegyi GeneDiagnostic Center; Budapest Hungary
2. Department of Obstetrics and Gynecology; Jahn Ferenc Hospital; Budapest Hungary
3. Department of Cardiology; Cardiology Center; Semmelweis University Faculty of Medicine; Budapest Hungary
4. Department of Obstetrics and Gynecology; Military Hospital; Budapest Hungary
5. 1st Department of Internal Medicine; Semmelweis University Faculty of Medicine; Budapest Hungary
6. Department of Epidemiology and Public Health; University College London; London UK