Tariq, M. M., I. Ullah, M. B. Khan, D. Tahir, S. M. Ilyas, and H. Sheheryar. “Heyde Syndrome: A Case Report and Review of Literature”. THE STETHO, vol. 1, no. 2, Nov. 2020, http://thestetho.com/index.php/ts/article/view/12.