[On the 80th anniversary of the birth of Polina Andreevna Petrishcheva (1899--1973)].
D049672:History, 19th Century; D049673:History, 20th Century; D010274:Parasitology / Q000266:history; D012425:Russia (Pre-1917); D014586:USSR
K 80-letiiu Poliny Andreevny Petrishchevoĭ (1899--1973).