Trends in Decline of Antiretroviral Resistance among ARV-Experienced Patients in the HIV Outpatient Study: 1999–2008

<table>Frequency of genotypic resistance by class of antiretroviral, among exposed patients, in the HIV Outpatient Study, 1999–2008.</table>

AIDS Research and Treatment

Figure 4: Trends in Decline of Antiretroviral Resistance among ARV-Experienced Patients in the HIV Outpatient Study: 1999–2008 