[The life potential of the population of the People's Republic of Bulgaria in 1956-1957 and 1974-1976].
Griva
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D002031:Bulgaria; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D008017:Life Expectancy; D008136:Longevity; D009026:Mortality; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012106:Research; D012737:Sex Factors; D013223:Statistics as Topic
Bulgaria; Demographic Analysis; Demographic Factors; Developed Countries; Differential Mortality; Eastern Europe; Estimation Technics; Europe; Length Of Life; Life Expectancy--changes; Life Expectancy--men; Mortality; Population; Population Characteristics; Population Dynamics; Research Methodology; Research Report; Sex Factors