Alshoabi, S. A., N. N. Aljaber, M. B. Gameraddin, and A. M. Omer. “Multivalvular Destruction As the Primary Presentation of aggressive infective Endocarditis With Subaortic Valve Membrane”. Pakistan Journal of Medical Sciences, Vol. 37, no. 2, Feb. 2021, doi:10.12669/pjms.37.2.2798.