The usefulness of intravascular echography during the percutaneous dilatation of aortic coarctation

1. Goicolea, F.J.
2. Macaya, C.
3. Iñíguez, A.
4. Alfonso, F.
5. Hernández Antolín, R.
6. Vila i Costa, I.
7. Zamorano, J.
8. Egocheaga, I.
9. Zarco, P.