[Program and first results of the study of a labor group of the medical service in the Duesseldorf administrative area for determination of health hazards in man by industrial air pollution].
D000397:Air Pollution; D015386:Hazardous Substances; D006801:Humans; D007221:Industry; D009787:Occupational Medicine
D015386:Hazardous Substances
AIR POLLUTION; INDUSTRIAL MEDICINE