Importance of intraoperative transesophageal echocardiography on follow-up of patients with congenital heart disease - Martins, T. C.; Moraes, A. V.; Medeiros, C. C. J.; Barbero Marcial, Miguel Lorenzo; Abensur, H.; Sbano, J. C. N.; Cerri, Giovanni Guido; Bellotti, Giovanni; Jatene, Adib; Pileggi, F (Congress Cardiac Doppler Society, 1994)