A large aneurysm of the interatrial septum simulating an atrial mass. Its identification by transesophageal echocardiography

1. Castillo, J.A.
2. Vilacosta, I.
3. Iñíguez, A.
4. San Román, J.A.
5. Zamorano, J.L.
6. Almería, C.
7. Sánchez-Harguindey, L.