Räihä, I Radiographic pulmonary changes of gastro-oesophageal reflux disease in elderly patients. [electronic resource] - Age and ageing Jul 1992 - 250-5 p. digital Publication Type: Journal Article ISSN: 0002-0729 Standard No.: 10.1093/ageing/21.4.250 doi Subjects--Topical Terms: AgedGastric Acidity DeterminationGastroesophageal Reflux--diagnostic imagingHumansLung Diseases, Obstructive--diagnostic imagingPneumonia, Aspiration--diagnostic imagingPulmonary Fibrosis--diagnostic imagingRadiographyRisk FactorsTissue Adhesions