1. Percutaneous repair or surgery for mitral regurgitation;Feldman;N Engl J Med,2011
2. Transcatheter mitral-valve repair in patients with heart failure;Stone;N Engl J Med,2018
3. Transmitral gradients following transcatheter edge-to-edge repair: are mean gradients meaningful?;Hahn;JACC Cardiovasc Interv,2022
4. Elevated mitral valve pressure gradient is predictive of long-term outcome after percutaneous edge-to-edge mitral valve repair in patients with degenerative mitral regurgitation (MR), but not in functional MR;Patzelt;J Am Heart Assoc,2019
5. Long-term outcomes of patients with elevated mitral valve pressure gradient after mitral valve edge-to-edge repair;Koell;JACC Cardiovasc Interv,2022