[Roentgenology and radiology in the Soviet Union over the last 50 years].
D049673:History, 20th Century; D011859:Radiography / Q000266:history*; D011871:Radiology / Q000266:history*; D013679:Technology, Radiologic / Q000266:history; D014586:USSR
Rentgeno-radiologiia Sovetskogo Soiuza za 50 let