1. Cor triatriatum dexter;Roldan;J Am Soc Echocardiogr,2001
2. Ducharme A, Tardif JC, Mercier LA, Burelle D, Rodrigues A, Petitclerc D, et al. Remnants of the right valve of the sinus venosus presenting as a right atrial mass on transthoracic echocardiography. Can J Cardiol 1997;13:573-6
3. Case 56;Joe;Radiology,2003
4. Langman's medical embryology;Sadler,1995
5. Persistent right valve of the sinus venosus;Doucette;Arch Pathol,1963