[HYGIENIC PROBLEMS OF THE CONSTRUCTION OF EASTERN SLOVAKIA IRON AND STEEL WORKS].
D003604:Czechoslovakia; D007501:Iron; D008670:Metals; D009787:Occupational Medicine; D018154:Slovakia; D013232:Steel
D008670:Metals; D013232:Steel; D007501:Iron
CZECHOSLOVAKIA; INDUSTRIAL MEDICINE; IRON; METALS
HYGIENICK'E PROBL'EMY V'YSTAVBY V'YCHODOSLOVENSK'YCH  ZELEZIARN'I.