EPSTEIN, B S Roentgen kymography of the diaphragm. [electronic resource] - The American journal of roentgenology, radium therapy, and nuclear medicine Jul 1955 - 70-85 p. digital Publication Type: Journal Article ISSN: 0002-9580 Subjects--Topical Terms: Abdominal MusclesDiaphragm--diagnostic imagingHumansKymographyRadiography