1. National Institute for Infectious Diseases L. Spallanzani, IRCCS, Rome, Italy
2. Chantal Biya International Reference for Research on HIV/AIDS Prevention and Management, Yaoundé, Cameroon
3. University of Rome Tor Vergata, Rome, Italy
4. University Hospital Tor Vergata, Rome, Italy
5. Modena University Hospital, Modena, Italy
6. San Gallicano Dermatological Institute, IRCCS, Rome, Italy
7. S. Andrea Hospital, Rome, Italy
8. Polo Pontino-Sapienza University, Latina, Italy
9. S. Giovanni Addolorata Hospital, Rome, Italy