Asthma and occupational stress.
D001249:Asthma / Q000209:etiology*; D004185:Disability Evaluation; D004644:Emotions; D004781:Environmental Exposure; D006801:Humans; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000209:etiology*; D013312:Stress, Physiological