[A case of chronic hypersensitivity pneumonitis induced by wheat flour].
D000542:Alveolitis, Extrinsic Allergic / Q000209:etiology*; D002908:Chronic Disease; D006801:Humans; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000209:etiology*; D014908:Triticum / Q000009:adverse effects*