title: [Biological-demographic aspects of investigating the duration of life].
mesh_terms: D001695:Biology; D003710:Demography; D008017:Life Expectancy; D008136:Longevity; D009026:Mortality; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012098:Reproduction; D012106:Research
keywords: Biological Characteristics; Biology; Demographic Analysis; Demographic Factors; Length Of Life; Life Expectancy; Mortality; Population; Population Dynamics; Reproduction; Research Methodology; World
vernacular_title: Biologo-demograficheskie aspekty issledovaniya prodolzhitel'nosti zhizni.