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Bach DS. Echo/Doppler Evaluation of Hemodynamics After Aortic Valve Replacement: Principles of Interrogation and Evaluation of High Gradients. J Am Coll Cardiol Img 2010;3:296–304
On page 298, right-hand column, the second of three equations is incorrect. The correct equation is printed below: We apologize for this error.
- American College of Cardiology Foundation