P1053 / Evaluation PI-Containing vs. Non-PI-Containing Salvage Regimens.

A Phase II, Randomized, Open-Label Study to Evaluate the Safety and Effectiveness of Two Antiretroviral Therapeutic Strategies: A Dual PI-based HAART Regimen Versus a Multi-NRTI ART Regimen, in ART-Experienced Children and Youth Who Have Experienced Virologic Failure