Trends and differentials in age at marriage in Korea.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D003710:Demography; D004522:Educational Status; D005260:Female; D005298:Fertility; D006801:Humans; D007723:Korea; D008297:Male; D008393:Marriage; D009790:Occupations; D012959:Socioeconomic Factors; D014505:Urban Population