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Subject
- Blalock, Alfred, 1899-19642
- Cardiovascular Surgical Procedures2
- Cardiovascular system--Research[remove]2
- Heart Valve Diseases2
- Smithy, Horace Gilbert, 1914-19482
- Aorta--Surgery1
- Aorta--surgery1
- Harvey, A. McGehee (Abner McGehee), 1911-19981
- Johns Hopkins Hospital1
- Klinger, Louis H.1
- Tumulty, Philip A., 1913-1