Global and regional molecular epidemiology of HIV-1 in 1990-2015: a systematic review, global survey, and trend analysis - Hemelaar, J; Elangovan, R; Yun, J; Dickson-Tetteh, L; Fleminger, I; Kirtley, S; Williams, B; Gouws-Williams, E; Ghys, P (Elsevier, 2018)