Hypersensitivity reactions to grain dust.
D000328:Adult; D000402:Airway Obstruction / Q000175:diagnosis; D000485:Allergens; D004391:Dust; D002523:Edible Grain; D006801:Humans; D006967:Hypersensitivity; D006969:Hypersensitivity, Immediate / Q000276:immunology; D008875:Middle Aged; D009784:Occupational Diseases; D011233:Precipitin Tests; D012129:Respiratory Function Tests / Q000175:diagnosis; D012130:Respiratory Hypersensitivity / Q000276:immunology; D012882:Skin Tests
D000485:Allergens; D004391:Dust