1. a Departments of aGynecologic Surgery, Villejuif, France
2. b Biostatistics, Villejuif, France
3. c Oncology, Villejuif, France
4. d Radiotherapy, Villejuif, France
5. e Pathology, Villejuif, France
6. f University Paris Sud, Institut Gustave Roussy, Villejuif, France