To evaluate the impact of health-related quality of life (HRQoL) enfuvirtide-based (ENF-based) salvage regimens of treatment-experienced HIV patients, in an observational multicenter cohort study.
T20QoL: an observational multicenter cohort study to evaluate the quality of life in HIV-patients treated with enfuvirtide (ENF, T-20) in combination with an optimized background therapy.