Estimates of global, regional, and national incidence, prevalence, and mortality of HIV, 1980â2015: the Global Burden of Disease Study 2015 - Collaborators, GBD 2015 HIV; Wang, H.; Wolock, T.M.; Carter, A.; Nguyen, G.; Kyu, H.H.; Gakidou, E.; Hay, S.I.; Msemburi, W.; Coates, M.M.; Mooney, M.D.; Fraser, M.S.; et al.