Percutaneous balloon valvuloplasty validity for congenital aortic stenosis. Experience since the beginning of the tequnique Luis Fernández González; Roberto Blanco Mata; Josune Arriola Meabe; Maite Luis García; Jose Miguel Galdeano Miranda;

Percutaneous solution of post-cardiac surgery complications Luis Fernandez Gonzalez; Roberto Blanco Mata; Josune Arriola Meabe; Jose Miguel Galdeano Miranda;

Percutaneous closure of big interventricular septal defect in an infant Luis Fernandez Gonzalez; Roberto Blanco Mata; Javier Ayala Curiel; Jose Luis Zunzunegui Martinez;