[Sergeĭ Sergeevich Iudin (on the centenary of his birth)].
Rusakov
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D013502:General Surgery / Q000266:history*; D049673:History, 20th Century; D012425:Russia (Pre-1917); D014586:USSR
Sergeĭ Sergeevich Iudin (k 100-letiiu so dnia rozhdeniia).