[Occurrence of pyodermitis in coal mine workers].
D003032:Coal Mining; D009783:Dermatitis, Occupational / Q000453:epidemiology*; D006801:Humans; D011711:Pyoderma / Q000453:epidemiology*; D012621:Seasons
O zabolevaemosti piodermitami rabochikh ugol'noĭ shakhty.