title: An investigation into the problems of the ages of marriage and reproduction.
authors.forename: W
authors.initials: W
authors.lastname: Duan
authors.forename: Y
authors.initials: Y
authors.lastname: Yang
mesh_terms: D001208:Asia; D002681:China; D003710:Demography; D003906:Developing Countries; D005193:Family Planning Services; D005202:Asia, Eastern; D005298:Fertility; D008393:Marriage; D011153:Population; D011157:Population Dynamics; D012725:Sexual Behavior; D013997:Time Factors
keywords: Asia; Birth Limiting; China; Delayed Childbearing; Demographic Factors; Developing Countries; Eastern Asia; Family Planning; Fertility; Marriage; Marriage Age; Marriage Patterns; Marriage Postponement; Nuptiality; Population; Population Dynamics; Reproductive Behavior; Time Factors