[ON COMPENSATION FOR ULTRAVIOLET INSUFFICIENCY IN FACTORY BUILDINGS WITHOUT WINDOWS AND SKYLIGHTS].
D003674:Defense Mechanisms; D006801:Humans; D008027:Light; D008029:Lighting; D009787:Occupational Medicine; D014466:Ultraviolet Rays
INDUSTRIAL MEDICINE; LIGHTING; ULTRAVIOLET RAYS
O KOMPENSATSII UL'TRAFIOLETOVO I NEDOSTATOCHNOSTI V BEZOKONNYKH I BESFONARNYKH PROMYSHLENNYKH ZDANIIAKH.