Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector7482710.17816/kazmj74827MiscellaneousTwenty years of the Great October Revolution151019373310115511580107202101072021Copyright © 1937, Board E.1937<p>Twenty years ago, under the leadership of the Lenin-Stalin party, the working class and peasantry of our country overthrew the rule of the exploiters, capitalists and landlords forever, and established the dictatorship of the proletariat.</p>Kazan Medical archiveКазанский медицинский архив