subtypes HIV-1 avert.org the multiple strains and types of HIV Clade C subtypes HIV STRAINS AND TYPES HIV STRAINS AND TYPES HIV-1 subtype C HIV HIV-1 http://www.avert.org/professionals/hiv-science/types-strains HIV-1 group M, Source: “HIV Strains and Types” HIV-1 HIV STRAINS AND TYPES HIV-1 group M HIV STRAINS AND TYPES which type of HIV HIV STRAINS AND TYPES