High transvalvular gradients across a prosthetic valve in the mitral position: not ignoring the bigger picture.
Jainandunsing, Jayant, and Feroze Mahmood. 2012. “High Transvalvular Gradients across a Prosthetic Valve in the Mitral Position: Not Ignoring the Bigger Picture.”. J Cardiothorac Vasc Anesth 26 (5): 968-9.