A Randomized Trial of the Efficacy and Safety of a Strategy of Starting With Nelfinavir Versus Ritonavir Added to Background Antiretroviral (AR) Nucleoside Therapy in HIV-Infected Individuals With CD4+ Cell Counts Less Than or Equal to 200/mm3

Harlem AIDS Treatment Group / Harlem Hosp Ctr, New York

Harlem AIDS Treatment Group, New York

Philadelphia FIGHT, Philadelphia

Saint Joseph's Hosp, Philadelphia

Infectious Disease Physicians / Northern Virginia, Washington D.C.

Timothy A Price, Washington D.C.

Veterans Administration Med Ctr / Regional AIDS Program, Washington D.C.

Washington Reg AIDS Prog / Dept of Infect Dis, Washington D.C.

Westat / NICHD, Rockville

Baltimore TRIALS, Baltimore

Richmond AIDS Consortium, Richmond

AIDS Research Consortium of Atlanta, Atlanta

Comprehensive AIDS Alliance of Detroit, Detroit

Wayne State Univ / Univ Hlth Ctr, Detroit

Henry Ford Hosp, Detroit

AIDS Research Alliance - Chicago, Chicago

Louisiana Comm AIDS Rsch Prog / Tulane Univ Med, New Orleans

Louisiana Community AIDS Research Program, New Orleans

Denver Community Program for Clinical Research on AIDS, Denver

Denver CPCRA / Denver Pub Hlth / Rocky Mt Cancer Ctr Aurora, Denver

Denver CPCRA / Denver Public Hlth, Denver

Partners in Research - New Mexico, Albuquerque

Partners Research, Albuquerque

Community Consortium / UCSF, San Francisco

Community Consortium of San Francisco, San Francisco

Portland Veterans Adm Med Ctr / Rsch & Education Grp, Portland

The Research and Education Group, Portland

Mercer Area Early Intervention Services, Camden

Southern New Jersey AIDS Clinical Trials, Camden

Southern New Jersey AIDS Cln Trials / Dept of Med, Camden

New Jersey Community Research Initiative, Newark

North Jersey Community Research Initiative, Newark

Saint Paul's Hosp, Vancouver

QEII Health Science Centre, Halifax

Saint Joseph's Hosp, London

Ottawa Gen Hosp, Ottawa

Sunnybrook Health Science Centre, Toronto

Toronto Gen Hosp, Toronto

Wellesley Hosp, Toronto

Hotel - Dieu de Montreal, Montreal

Montreal Chest Institute, Montreal

SMBD-Jewish Gen Hosp, Montreal

Centre De Recherche En Infectiologie, Ste-Foy

Royal Univ Hosp, Saskatoon