[Scientific activities of outstanding Soviet toxicologist N. S. Pravdin and the development of his ideas in our day].
D049672:History, 19th Century; D049673:History, 20th Century; D009787:Occupational Medicine / Q000266:history; D012425:Russia (Pre-1917); D014116:Toxicology / Q000266:history; D014586:USSR
Nauchnaia deiatel'nost' vydaiushchegosia sovetskogo toksikologa N. S. Pravdina i razvitie ego ideĭ v mashi dni.