[ON THE SANITARY AND HYGIENIC EVALUATION OF WORKING CONDITIONS IN THE SEMI-BRIQUET INDUSTRY].
D006801:Humans; D007221:Industry; D009787:Occupational Medicine; D012987:Soil; D014586:USSR
D012987:Soil
INDUSTRIAL MEDICINE; PEAT; USSR
K SANITARNO-GIGIENICHESKO I OTSENKE USLOVI I TRUDA V PROIZVODSTVE POLUBRIKETOV.