title: [Bio-demographic conditions of fertility: an analysis of the 1981 Field Survey of Fertility].
authors.forename: S
authors.initials: S
authors.lastname: Kono
authors.forename: Y
authors.initials: Y
authors.lastname: Watanabe
mesh_terms: D000568:Amenorrhea; D001208:Asia; D001723:Birth Rate; D003268:Contraception Behavior; D003710:Demography; D019049:Developed Countries; D003906:Developing Countries; D005191:Family Characteristics; D005202:Asia, Eastern; D005298:Fertility; D007564:Japan; D011153:Population; D011157:Population Dynamics; D012106:Research; D013223:Statistics as Topic; D013245:Sterilization, Reproductive
keywords: Asia; Birth Rate; Contraceptive Usage; Data Analysis; Demographic Factors; Developed Countries; Developing Countries; Eastern Asia; Family Size; Fecundability; Fertility; Fertility Measurements; Fertility Rate; Japan; Population; Population Dynamics; Postpartum Amenorrhea; Research Methodology; Sterilization, Sexual