International variability in childlessness: a descriptive and analytical study.
Poston Dl
Trent
K
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D001723:Birth Rate; D003710:Demography; D019049:Developed Countries; D003906:Developing Countries; D005193:Family Planning Services; D005298:Fertility; D010298:Parity; D011153:Population; D011157:Population Dynamics; D012725:Sexual Behavior; D012959:Socioeconomic Factors
Demographic Factors; Developed Countries; Developing Countries; Fertility; Fertility Measurements; Nulliparity; Parity; Population; Population Dynamics; Reproductive Behavior; Research Report; Socioeconomic Factors; Voluntary Childlessness