More chest roentgen signs and how to teach them. Annual Oration in memory of L. Henry Garland, M.D., 1903-1966.
D001296:Audiovisual Aids; D002932:Cineangiography; D004501:Education, Medical; D006801:Humans; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging; D011380:Programmed Instructions as Topic; D011666:Pulmonary Valve Stenosis / Q000000981:diagnostic imaging; D013902:Radiography, Thoracic; D013690:Television; D013899:Thoracic Neoplasms / Q000000981:diagnostic imaging