[The socioeconomic structure of the population].
Labutova
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D019352:Censuses; D003625:Data Collection; D003710:Demography; D019049:Developed Countries; D004467:Economics; D011153:Population; D011154:Population Characteristics; D012106:Research; D012959:Socioeconomic Factors; D014586:USSR
Census; Census Methods; Data Collection; Demographic Factors; Developed Countries; Economic Factors; Population; Population Characteristics; Population Statistics; Research Methodology; Socioeconomic Factors; Ussr