[Nikolaĭ Ivanovich Morozkin (on the centenary of his birth)].
Ugriumov
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BL
D003141:Communicable Diseases / Q000266:history; D049673:History, 20th Century; D006801:Humans; D014455:Ukraine
Nikolaĭ Ivanovich Morozkin (k 100-letiiu so dnia rozhdeniia).