Presentation Event Entity Entity Process Occurrent Occurrent 2025-05-06T10:47:14 RDF description of Mitral valve area by the pressure half-time method does not correlate with mean gradient in mitral valve repair patients [presentation] - http://repository.healthpartners.com/individual/document-rn30850 public document-rn30850 presentation Mitral valve area by the pressure half-time method does not correlate with mean gradient in mitral valve repair patients [presentation] 35480 Surgery Heart Diseases University of Minnesota 12th Annual Robert Hebbel Research Day 2022-02-21T22:48:57.408-06:00 Retrospective Studies 20690