Fig. 2From: Virologic response of treatment experienced HIV-infected Ugandan children and adolescents on NNRTI based first-line regimen, previously monitored without viral loadMean Log (HIV RNA copies/ml) by study arm during a 48-week follow-up. Undetected virus levels rounded off to 1 copy/ml (log (1) =0). Overall and within-study arm median HIV RNA copies/ml was zeroBack to article page