A. Aragao, R. C., Costa Cruz, A. R. ., Machado Bispo, I. C., Vahle, V., Goncalves, L. F. G. . and Barreto Filho , J. A. S. (2024) “Diagnostic Challenges of Quadricuspid Aortic Valve”, International Journal of Medical Science and Clinical Research Studies , 4(03), pp. 556–558. doi: 10.47191/ijmscrs/v4-i03-33.