[The effect of sanitary conditions in industry upon the occurrence of lobar pneumonia].
D006920:Hygiene; D007221:Industry; D009784:Occupational Diseases; D009790:Occupations; D011014:Pneumonia / Q000453:epidemiology* / Q000706:statistics & numerical data*
INDUSTRY AND OCCUPATIONS/hygiene; PNEUMONIA/epidemiology and statistics
Vliianie sanitarnykh uslovii truda na zacolevaemost krupoznoi pnevmoniei.