Fig. 2From: Magnitude and correlates of virological failure among adult HIV patients receiving PI based second line ART regimens in north western Tanzania; a case control studyDistribution of PI based second line ART regimen among 197 adult HIV positive participants. ABC: Abacavir, AZT: Zidovudine, ATV.r: ritonavir boosted Atazanavir, 3TC: Lamivudine, FTC, Emtricitabine, LPV.r: ritonavir boosted Lopinavir, TDF: TenofovirBack to article page