Donmez, Esra, Taner Seker, Yahya Kemal Icen, Zafer Elbasan, Mustafa Gur, and Murat Cayli. 2014. “Incidental Asymptomatic Accessory Mitral Valve: A Differential Diagnosis for Intracardiac Mass”. Acta Médica Portuguesa 27 (6). Lisbon, Portugal:779-82. https://doi.org/10.20344/amp.5006.