title: [Levon Andreevich Oganesian. (On his 80th birthday and the 55th anniversary of his scientific-medical, pedagogic and social activity)].
mesh_terms: D001136:Armenia; D006666:History of Medicine
vernacular_title: Levon Andreevich Oganesian. (K 80-letiiu so dnia rozhdeniia i 55-letiiu nauchno-vrachebnoĭ, pedagogicheskoĭ i obshchestvennoĭ deiatel'nosti)