[A study on the family life cycle:  elderly persons in nursing homes].
D000328:Adult; D000367:Age Factors; D000368:Aged; D001208:Asia; D001723:Birth Rate; D003710:Demography; D003906:Developing Countries; D004243:Divorce; D005190:Family; D005191:Family Characteristics; D005202:Asia, Eastern; D005298:Fertility; D007723:Korea; D017533:Marital Status; D008393:Marriage; D010298:Parity; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012847:Single Person; D012922:Social Change
Adult; Age Factors; Aged; Asia; Demographic Factors; Developing Countries; Divorce; Eastern Asia; Family And Household; Family Characteristics; Family Life Cycle; Family Research; Fertility; Fertility Measurements; Korea; Korea, Republic Of; Marital Status; Never Married; Nulliparity; Nuptiality; Parity; Population; Population Characteristics; Population Dynamics; Social Change; Unmarried