title: [Stephan Panteleĭmonovich Petrunia (on his 80th birthday)].
mesh_terms: D000818:Animals; D002415:Cats; D002417:Cattle; D006666:History of Medicine; D009885:Ophthalmology / Q000266:history; D014455:Ukraine
vernacular_title: Stepan Panteleĭmonovich Petrunia (k 80-letiiu so dnia rozhdeniia).