[N. N. Klodnitskiĭ (on the centennary of his birth)].
D003140:Communicable Disease Control / Q000266:history*; D004813:Epidemiology / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D008829:Microbiology / Q000266:history; D010930:Plague / Q000266:history*; D012425:Russia (Pre-1917); D014586:USSR
N. N. Klodnitskiĭ (k 100-letiiu so dnia rozhdeniia)