[Centenary of the birth of A. A. Tseĭtlin].
D049672:History, 19th Century; D049673:History, 20th Century; D011871:Radiology / Q000266:history; D012425:Russia (Pre-1917); D014586:USSR
K 100-letiiu so dnia rozhdeniia A. A. Tseĭtlina