[PROFESSOR N. S. PRAVDIN AND HIS ROLE IN THE DEVELOPMENT OF INDUSTRIAL TOXICOLOGY].
D000397:Air Pollution; D049672:History, 19th Century; D049673:History, 20th Century; D009787:Occupational Medicine; D014116:Toxicology; D014586:USSR
AIR POLLUTION; BIOGRAPHIES; HISTORY; HISTORY OF MEDICINE, 20TH CENT.; INDUSTRIAL MEDICINE; TOXICOLOGIC REPORT; USSR
PROFESSOR N. S. PRAVDIN I EGO ROL' V RAZVITII PROMYSHLENNO I TOKSIKOLOGII.