1. Division of Laboratory Medicine, European Institute of Oncology, Milan - Italy
2. Department of Epidemiology and Biostatistics, European Institute of Oncology, Milan - Italy
3. Data Management, European Institute of Oncology, Milan - Italy
4. Preventive Gynecology Unit, European Institute of Oncology, Milan - Italy
5. Division of Gynecology, Cervical Cancer Center, European Institute of Oncology, Milan - Italy