A Study of Saquinavir and Zalcitabine, Used Alone and Together, in the Treatment of Advanced HIV Infection in Patients Who Stopped Taking or Who Cannot Take Zidovudine [clinicaltrials:NCT00002333]

A Study of Saquinavir and Zalcitabine, Used Alone and Together, in the Treatment of Advanced HIV Infection in Patients Who Stopped Taking or Who Cannot Take Zidovudine [clinicaltrials:NCT00002333]