title: [Leon Abgarovich Orbeli (on his 90th birthday)].
mesh_terms: D049672:History, 19th Century; D049673:History, 20th Century; D008887:Military Medicine / Q000266:history; D010827:Physiology / Q000266:history; D012425:Russia (Pre-1917); D014586:USSR
vernacular_title: Leon Abgarovich Orbeli (k 90-letiiu so dnia rozhdeniia.