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        Mitral regurgitation: comparison among clinical and surgical treatment medium term in agreement with the functional classDOI: 10.1590/S0102-76382002000200005 Braz J Cardiovasc Surg. 2002;17(2):128-131 How to cite this articleKassab KK, Kassab AK. Mitral regurgitation: comparison among clinical and surgical treatment medium term in agreement with the functional class. Braz J Cardiovasc Surg. 2002;17(2):128-131  |