title: CHRONIC OBSTRUCTIVE BRONCHOPULMONARY DISEASE. IV. THE CLINICAL AND PHYSIOLOGICAL DIFFERENTIATION OF CHRONIC BRONCHITIS AND EMPHYSEMA.
mesh_terms: D001991:Bronchitis; D029481:Bronchitis, Chronic; D002965:Classification; D003937:Diagnosis, Differential; D004646:Emphysema; D006333:Heart Failure; D006801:Humans; D010336:Pathology; D010827:Physiology; D011086:Polycythemia; D011656:Pulmonary Emphysema
keywords: BRONCHITIS; CLASSIFICATION; DIAGNOSIS, DIFFERENTIAL; HEART FAILURE, CONGESTIVE; PATHOLOGY; PHYSIOLOGY; POLYCYTHEMIA; PULMONARY EMPHYSEMA