AIR DISINFECTION with ultraviolet irradiation; its effect on illness among school children.
D000397:Air Pollution; D000985:Antisepsis; D001207:Asepsis; D002648:Child; D003141:Communicable Diseases; D004203:Disinfection; D006801:Humans; D007223:Infant; D014466:Ultraviolet Rays; D014467:Ultraviolet Therapy
AIR POLLUTION; ANTISEPSIS AND ASEPSIS; COMMUNICABLE DISEASES/in infant and child; ULTRAVIOLET RAYS/effects