1 Department of Biomedical Science and Human Oncology, Obstetrics and Gynecology Unit, University of Bari, Italy.
2 Department of Medical Oncology, Charing Cross Hospital, London, UK.
3 Department of Biomedical Science and Human Oncology, Obstetrics and Gynecology Unit, University of Bari, Italy. Electronic address: vloizzi@tiscali.it.
4 Department of Pathology, University of Bari, Italy.