University of Oklahoma (B.S. 1958)
University of Oklahoma (M.D. 1962)
The Johns Hopkins Hospital, Surgical Resident , 1962-1964)
National Heart Institute, NIH 1964 - 1966
The Johns Hopkins Hospital, Surgical Resident , 1966 - 1971
Johns Hopkins University, Physiology Fellow, 1967 -1968
Professor of Surgery, Univ. of Oklahoma. 1977 - Present
Chief, Thoracic Surgery Section, 1975 - Present, Un. of Okla.
Vice Chairman, Dept. of Surgery, Univ. of Okla. 1976 - Pres.
Amer. Br. Surg. 1971, Amer. Br. Thoracic Surg. 1971
Pulmonary Surgery
Congential Cardiac Surgery
Ross Operation, Adults and Children
Esophageal Surgery
Adult Cardiac Surgery
Homograft Valve Surgery
Vascular Surgery
Stentless Tissue Valves