Some data on the establishment of student families:  the social-hygiene and demographic aspects.
D001723:Birth Rate; D003710:Demography; D019049:Developed Countries; D004493:Education; D005191:Family Characteristics; D005298:Fertility; D006262:Health; D008393:Marriage; D011153:Population; D011157:Population Dynamics; D012959:Socioeconomic Factors; D013334:Students; D014586:USSR
Birth Rate; Demographic Factors; Developed Countries; Education; Family And Household; Family Characteristics; Fertility; Fertility Measurements; Fertility Rate--changes; Health; Marriage; Marriage Patterns--changes; Nuptiality; Population; Population Dynamics; Socioeconomic Factors; Students; Ussr