Numbers of HIV-1 subtype C strains from different countries that were included in this study. JungMatthieu LeyeNafissatou VidalNicole FargetteDenis DiopHalimatou Toure KaneCoumba GascuelOlivier PeetersMartine 2012 <p>Numbers of HIV-1 subtype C strains from different countries that were included in this study.</p>