[On the 70th birthday of Professor S. N. Cherkinskiĭ].
D049673:History, 20th Century; D009031:Moscow; D009787:Occupational Medicine / Q000266:history; D011635:Public Health Administration / Q000266:history; D012572:School Health Services / Q000266:history
K 70-letiiu so dnia rozhdeniia professora S. N. Cherkinskogo.