title: [Nikolai Aleksandrovich Kraevskiĭ (on his 75th birthday)].
mesh_terms: D049673:History, 20th Century; D008495:Medical Oncology / Q000266:history; D014586:USSR
vernacular_title: Nikolai Aleksandrovich Kraevskiĭ (k 75-letiiu so dnia rozhdeniia).