title: [CHRONIC BRONCHITIS, ITS PRESENT IMPORTANCE. ETIOLOGY].
mesh_terms: D001991:Bronchitis; D029481:Bronchitis, Chronic; D006801:Humans; D006967:Hypersensitivity; D010827:Physiology; D012141:Respiratory Tract Infections; D013223:Statistics as Topic
keywords: BRONCHITIS; HYPERSENSITIVITY; PHYSIOLOGY; RESPIRATORY TRACT INFECTIONS; STATISTICS
vernacular_title: LES BRONCHITES CHRONIQUES, INT'ER ET ACTUEL. ETIOLOGIE.