Gastrojejunal anastomotic stenosis in laparoscopic gastric bypass with a circular stapler (21 mm): Incidence, treatment and long-term follow-up

1. Frutos, M.D.
2. Luján, J.
3. García, A.
4. Hernández, Q.
5. Valero, G.
6. Gil, J.
7. Parrilla, P.