[Surveys].
D000028:Abortion, Induced; D017677:Age Distribution; D001723:Birth Rate; D003604:Czechoslovakia; D003710:Demography; D019049:Developed Countries; D005006:Ethnicity; D005060:Europe; D005061:Europe, Eastern; D005191:Family Characteristics; D006079:Government Publications as Topic; D009026:Mortality; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012106:Research; D012923:Social Class; D014798:Vital Statistics
Abortion, Induced; Age Distribution; Birth Rate; Czechoslovakia; Demographic Factors; Developed Countries; Eastern Europe; Ethnic Groups; Europe; Family Characteristics; Government Publication; Households; Mortality; Population; Population Characteristics--statistics; Population Dynamics--statistics; Population Statistics; Research Methodology; Social Class; Vital Statistics
Prehledy.