*INSERM, ISPED, Centre INSERM U897-Epidemiologie-Biostatistique, Bordeaux, France
†Université de Bordeaux, Bordeaux, France
‡Centre Hospitalier Universitaire (CHU) de Bordeaux, Bordeaux, France
§EA 4136, Université de Bordeaux, Bordeaux, France
Supported by grants from the French Agency for AIDS and hepatitis research (Inserm-ANRS) and Inserm CIC-EC 7.
L.R. received a young investigator grant of the French charity organisation Sidaction (http://www.sidaction.org). The other authors have no conflicts of interest to disclose.