The proximal migration of a double-J catheter. A review of the predisposing factors. Apropos a case

1. Vallejo Herrádor, J.
2. Burgos Revilla, F.J.
3. Saez Garrido, J.C.
4. Téllez Martínez-Fornes, M.
5. Martín-Laborda y Bergasa, F.