[30th anniversary of the activities of the Society of Oncologists of Leningrad and Leningrad Province (1954-1984)].
D049673:History, 20th Century; D008495:Medical Oncology / Q000266:history*; D012426:Russia; D012955:Societies, Medical / Q000266:history*
K XXX-letiiu deiatel'nosti Nauchnogo obshchestva onkologov Leningrada i Leningradskoĭ oblasti (1954-1984 gg.).