title: Have we narrowed the gaps between the poor and the nonpoor? Part II. Narrowing the gaps, 1959-1961 to 1969-1971: mortality.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007182:Income; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008484:Medicaid; D008489:Medical Indigency; D008875:Middle Aged; D009026:Mortality; D011153:Population; D011787:Quality of Health Care; D012189:Retrospective Studies; D012959:Socioeconomic Factors; D014481:United States