aDepartment of Security and Bioethics, Infectious Disease, Catholic University of Sacred Heart, Rome, Italy

bInfectious Diseases Unit, San Salvatore Hospital, L'Aquila, Italy

cDivision of Infectious Diseases, ASST Fatebenefratelli Sacco, Luigi Sacco Hospital, Milan, Italy

dDepartment of Medical Sciences, Infectious and Tropical Diseases Unit, University Hospital of Siena, Siena, Italy

eInfectious and Tropical Diseases Unit, Careggi University Hospital, Florence, Italy

fDepartment of Medicine, Clinic of Infectious Diseases, “Santa Maria della Misericordia” Hospital, University of Perugia, Perugia, Italy

gUnit of Infectious Diseases, Department of Medicine, Surgery and Pharmacy, University of Sassari, Sassari, Italy

hDepartment of Infectious Diseases, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy

iDepartment of Clinical and Experimental Medicine, Infectious diseases Unit, University of Pisa, Pisa, Italy

A.C. received support for travel to meetings from ViiV Healthcare; M.F. received speakers' honoraria, support for travel to meetings, and/or fees for attending advisory boards from Bristol Myers Squibb (BMS), Gilead, Janssen-Cilag, Merck Sharp and Dohme (MSD), and ViiV Healthcare; A.B. received speakers' honoraria from ViiV Healthcare and fees for attending advisory boards from Janssen-Cilag; S.D.G. was a paid consultant or member of advisory boards for Gilead Sciences, ViiV Healthcare, Janssen-Cilag, Merck Sharp & Dohme, and Bristol Myers Squibb. For the remaining authors, none were declared.