1. Department of Histopathology, Centre Jean Perrin, Clermont-Ferrand 63000, France
2. Department of Surgery, Centre Jean Perrin, Clermont-Ferrand 63000, France
3. Department of Obstetric, Gynecology and Reproductive Medicine, CHU St. Etienne, Saint-Etienne 42000, France
4. Department of Medical Information, CHU Clermont-Ferrand, Clermont-Ferrand 63000, France
5. Department of Histopathology, CHU, Clermont-Ferrand 63000, France
6. Department of Obstetric, Gynecology & Reproductive Medicine, CHU Clermont-Ferrand, Clermont-Ferrand 63000, France