[A national survey of fertility.  No. 20.  Sexual relations and contraception.  The development of their social significance].
Julemont
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D000293:Adolescent; D000367:Age Factors; D001519:Behavior; D001530:Belgium; D003267:Contraception; D003268:Contraception Behavior; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005191:Family Characteristics; D005193:Family Planning Services; D005195:Family Relations; D005298:Fertility; D007086:Illegitimacy; D017533:Marital Status; D008393:Marriage; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012725:Sexual Behavior; D012847:Single Person; D012922:Social Change
Adolescents; Adolescents, Female; Age Factors; Behavior; Belgium; Contraception; Contraceptive Usage; Currently Married; Demographic Factors; Developed Countries; Europe; Family And Household; Family Characteristics; Family Planning; Family Relationships; Fertility; Marital Status; Never Married; Nuptiality; Population; Population Characteristics; Population Dynamics; Premarital Pregnancy; Premarital Sex Behavior; Reproductive Behavior; Sex Behavior; Social Change; Western Europe; Youth