Study Search Results Your query returned 3 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded (?) Study Title/Investigator 1. Positive Connections: Connecting HIV-Infected Patients to Care, 2004-2006 [United States] (ICPSR 22482) Bradford, Judith 2. Retention Challenges for HIV-Infected Primary Care Patients 2001-2004 [United States] (ICPSR 22220) Bradford, Judith; Grasso, Chris; Coleman, Sharon 3. United States Hospital AIDS/HIV and Pediatric AIDS/HIV Care Survey, 1988, 1989, AND 1991 (ICPSR 6455) Andrulis, Dennis P.