Ejection fraction-velocity ratio for the assessment of aortic bioprosthetic valves in patients with systolic dysfunction
| Autor: | Cattaneo, Paolo, Marchetti, Paolo, Baravelli, Massimo, Rossi, Andrea, Mariscalco, Giovanni, Ghiringhelli, Sergio, Anzà, Claudio |
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| Zdroj: | In Canadian Journal of Cardiology 2009 25(3):e78-e81 |
| Databáze: | ScienceDirect |
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