title: Opinion statistics in the study of the birthrate. I.
authors.forename: V A
authors.initials: VA
authors.lastname: Belova
authors.forename: L E
authors.initials: LE
authors.lastname: Darskii
mesh_terms: D001519:Behavior; D001723:Birth Rate; D003625:Data Collection; D003710:Demography; D005191:Family Characteristics; D005298:Fertility; D011153:Population; D011157:Population Dynamics; D011584:Psychology; D012106:Research; D012494:Sampling Studies; D012725:Sexual Behavior; D012919:Social Behavior; D012959:Socioeconomic Factors; D011795:Surveys and Questionnaires; D014586:USSR
keywords: Behavior; Demographic Factors; Family Size, Ideal; Fertility; Fertility Measurements; Fertility Surveys; Population; Population Dynamics; Psychological Factors; Questionnaire Design; Reproductive Behavior; Research Methodology; Sampling Studies; Social Behavior; Socioeconomic Factors; Studies; Summary Report; Survey Methodology; Surveys; Ussr