Transthoracic left ventricular puncture for the assessment of patients with aortic and mitral valve prostheses: The Massachusetts General Hospital Experience, 1989-2000

1. Walters, D.L.
2. Sanchez, P.L.
3. Rodriguez-Alemparte, M.
4. Colon-Hernandez, P.J.
5. Hourigan, L.A.
6. Palacios, I.F.