title: [Prof. Vasiliĭ Akimovich D'iachenko].
mesh_terms: D049672:History, 19th Century; D049673:History, 20th Century; D011871:Radiology / Q000266:history; D012425:Russia (Pre-1917); D014586:USSR
vernacular_title: Professor Vasiliĭ Akimovich D'iachenko.