A Study of the Effectiveness of Different Anti-HIV Treatments in HIV-Positive Individuals Who Have Been on a Protease Inhibitor-Containing Drug Regimen for at Least 16 Weeks [clinicaltrials:NCT00000914]

A Study of the Effectiveness of Different Anti-HIV Treatments in HIV-Positive Individuals Who Have Been on a Protease Inhibitor-Containing Drug Regimen for at Least 16 Weeks [clinicaltrials:NCT00000914]