Köksal MO, Akgül B, Beka H, Çiftçi S, Keskin F, Eraksoy H, Ağaçfidan A (2021) Frequency of CCR5-Δ32, CCR2-64I and SDF1-3’A alleles in HIV-infected and uninfected patients in Istanbul, Turkey. J Infect Dev Ctries 15:1183–1189. doi: 10.3855/jidc.12861