Lobo, F. L., Takeda, F. R., Brandão, C. M. de A., Braile, D. M., Jatene, F. B., & Pomerantzeff, P. M. A. (2006). Study of the traction resistance of mitral valve chordae tendineae . Clinics, 61(5), 395-400. https://doi.org/10.1590/S1807-59322006000500005