Logan, D A Proceedings: Comparison of radiological and lung function changes in the postoperative period. [electronic resource] - British journal of anaesthesia Aug 1973 - 926 p. digital Publication Type: Journal Article ISSN: 0007-0912 Subjects--Topical Terms: AdultAgedCarbon Dioxide--analysisHumansLung--diagnostic imagingMaleMiddle AgedOxygen--analysisPartial PressureRadiographySpirometrySurgical Procedures, Operative