title: What's happening to U.S. family size?
mesh_terms: D000569:Americas; D019049:Developed Countries; D004467:Economics; D005191:Family Characteristics; D005193:Family Planning Services; D009656:North America; D012959:Socioeconomic Factors; D014481:United States
keywords: Americas; Developed Countries; Economic Factors; Family And Household; Family Characteristics; Family Planning; Family Size--statistics; North America; Northern America; Socioeconomic Factors; United States