title: Infant mortality: progress and problems.
authors.forename: L F
authors.initials: LF
authors.lastname: Bouvier
authors.forename: J
authors.initials: J
authors.lastname: Van Der Tak
mesh_terms: D000029:Abortion, Legal; D001741:Black or African American; D000367:Age Factors; D001722:Birth Order; D002423:Cause of Death; D003267:Contraception; D003710:Demography; D005843:Geography; D007226:Infant Mortality; D008423:Maternal Age; D009026:Mortality; D011153:Population; D011157:Population Dynamics; D012106:Research; D012737:Sex Factors; D012959:Socioeconomic Factors; D014481:United States
keywords: Abortion, Legal; Age Factors; Birth Order; Blacks; Causes Of Death; Contraception; Demographic Factors; Geographic Factors; Infant Mortality; Maternal Age; Mortality; Population; Population Dynamics; Sex Factors; Socioeconomic Factors; Summary Report; United States