D. Roychoudhury, N. C. Nanda, J. J. Hon, F. Filsoufi, A. Y. Salma, and R. E. Akdogan, “Rheumatic Mitral and Aortic Valve Disease- A Case Report from USA”, Cardiovasc. j., vol. 11, no. 1, pp. 81–85, Sep. 2018.