Culture, survival, and family size.
D003469:Culture; D003710:Demography; D004467:Economics; D005191:Family Characteristics; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D011158:Population Growth; D012424:Rural Population; D012959:Socioeconomic Factors; D014505:Urban Population
Culture; Demographic Factors; Economic Factors; Family And Household; Family Characteristics; Family Size; Population; Population Characteristics; Population Dynamics; Population Growth; Rural Population; Socioeconomic Factors; Urban Population