1. Department of Sexology Psychiatric Clinic Faculty of Medicine Charles University Pilsen Czech Republic
2. First Faculty of Medicine Institute of Sexology Charles University Prague Czech Republic
3. Department of Pathology Znojmo Hospital Znojmo Czech Republic
4. Department of Anatomy, Histology and Embryology Faculty of Veterinary Medicine University of Veterinary and Pharmaceutical Sciences Brno Brno Czech Republic
5. Department of Gynecology and Sexology Bata Hospital Zlin Czech Republic
6. Department of Pathology University of Louisville Louisville Kentucky USA