Bhasin, R C Diagnosis of emphysema. Correlation of clinical, radiological and pulmonary function studies. [electronic resource] - The Indian journal of chest diseases Jul 1969 - 146-50 p. digital Publication Type: Journal Article ISSN: 0019-5111 Subjects--Topical Terms: AdultAgedBronchitis--complicationsFemaleHumansMaleMiddle AgedPulmonary Emphysema--diagnosisRadiographySpirometry