Initial results of endourological treatment of renoureteral lithiasis by means of flexible ureteroscopy and percutaneous surgery in an outpatient procedure in a tertiary care center

1. Martínez-Corral, M.E.
2. Núñez-Otero, J.J.
3. Fernández-Baltar, C.
4. Masid-Gómez, A.
5. Valiño-Hortas, C.
6. Pérez-Fentes, D.