[Education and demographic indices].
D000293:Adolescent; D000328:Adult; D002648:Child; D003710:Demography; D004493:Education; D004522:Educational Status; D005260:Female; D049673:History, 20th Century; D006801:Humans; D008017:Life Expectancy; D008297:Male; D008875:Middle Aged; D012425:Russia (Pre-1917); D014586:USSR
Obrazovanie i nekotorye demograficheskie pokazateli.