Value of myotomy of the lower constrictor in surgery of tracheo-esophageal puncture

1. Faubel Serra, M.
2. López Martínez, R.
3. Artazkoz del Toro, J.J.
4. Campos Dana, J.J.
5. Vendrell Marqués, J.B.
6. Fenollosa Vázquez, R.