title: [CLINICAL PICTURE OF CHRONIC BRONCHITIS AND INDUSTRIAL HYGIENE].
mesh_terms: D001991:Bronchitis; D029481:Bronchitis, Chronic; D006801:Humans; D006814:Hungary; D009784:Occupational Diseases; D016272:Occupational Health
keywords: BRONCHITIS; HUNGARY; OCCUPATIONAL DISEASES
vernacular_title: AZ IDUELT BRONCHITIS K'ORK'EP'ENEK MUNKAHYGI'EN'ES VONATKOZ'ASAI.