Simonavičius, Justas, and Dalia Jarašūnienė. “Angina Pectoris and Sinus of Valsalva Aneurysm: A rare Manifestation of an Uncommon Disease”. Acta medica Lituanica 25, no. 4 (April 15, 2019): 234-239. Accessed August 18, 2022. https://www.journals.vu.lt/AML/article/view/21291.