1. Lazzaro Spallanzani National Institute for Infectious Diseases; IRCCS; Rome Italy
2. ASL-NA3 Sud; Campania Cancer Registry; Brusciano (NA) Italy
3. ASL NA3 Sud; Clinical Pathology Unit; Brusciano (NA) Italy
4. Cancer Epidemiology Unit; CRO Aviano National Cancer Institute; Aviano (PN) Italy