| Hanlon, C Rollins | <person> U.S. Cardiovascular and thoracic surgeon, *1915. See: Blalock-Hanlon operation. (05 Mar 2000) |
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| Blalock-Hanlon operation | The creation of a large atrial septal defect as a palliative procedure for complete transposition of the great arteries. (05 Mar 2000) |
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