1. Historical study of pregnancy outcomes;Rush;Am J Clin Nutr.,1988
2. Full funding for WIC;Ku,1994
3. Income, Poverty and Valuation of Non-cash Benefits,1995
4. Socioeconomic status and low birth weight;Gould;Pediatrics.,1988
5. Race, family income, and low birth weight;Starfield;Am J Epidemiol.,1991