[Correlation between allergy and chronic bronchitis. A preliminary report].
D000942:Antigens, Bacterial; D001991:Bronchitis / Q000150:complications*; D005260:Female; D006801:Humans; D006967:Hypersensitivity / Q000150:complications*; D008297:Male; D012217:Rheumatoid Factor / Q000032:analysis; D012882:Skin Tests
D000942:Antigens, Bacterial; D012217:Rheumatoid Factor