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. Author manuscript; available in PMC: 2015 Mar 5.
Published in final edited form as: J AIDS Clin Res. 2014 Nov 8;5(11):370. doi: 10.4172/2155-6113.1000370

Figure 2. Proportion and absolute frequency of HIV-1 patients treated with antiretroviral agents (ART).

Figure 2

The absolute number of patients are plotted by year with percentage of patients on ART treatment represented by line chart. Zidovudine (AZT) monotherapy began in 1989 (n=20). Between 1990 and 1996, two NRTI combination was used (n=56). Beginning in 1996, a combination of three or four different antiretroviral drugs (HAART) was administered.