1. University of Modena and Reggio Emilia; Modena Italy
2. National Institute for Infectious Disease ‘L. Spallanzani’; Rome Italy
3. University College London; London UK
4. Department of Infectious Diseases, Hospital Center; Lisbon Portugal
5. UNAIDS; Geneva Switzerland
6. EATG; Athens Greece
7. EATG; Budapest Hungary
8. Ege University; Izmir Turkey
9. Warsaw Medical University and Hospital of Infectious Diseases; Warsaw Poland
10. St Antoine Hospital; Paris France
11. Rigshospitalet; University of Copenhagen; Copenhagen Denmark
12. EATG; Lisbon Portugal
13. Victor Babes Hospital; Bucharest Romania
14. University Hospital of Basel; Basel Switzerland
15. University of Milan; Milan Italy