Study Search Results Your query returned 2 results. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. (?) Study Title/Investigator 1. Infant Health and Development Program (IHDP): Enhancing the Outcomes of Low Birth Weight, Premature Infants in the United States, 1985-1988 (ICPSR 9795) Gross, Ruth T., et al. 2. Infant Health and Development Program, Phase IV, 2001-2004 [United States] (ICPSR 23580) McCormick, Marie C.; Brooks-Gunn, Jeanne; Buka, Stephen L.