title: International variability in childlessness: a descriptive and analytical study.
authors.lastname: Poston Dl
authors.forename: K
authors.initials: K
authors.lastname: Trent
mesh_terms: 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
keywords: Demographic Factors; Developed Countries; Developing Countries; Fertility; Fertility Measurements; Nulliparity; Parity; Population; Population Dynamics; Reproductive Behavior; Research Report; Socioeconomic Factors; Voluntary Childlessness