Surgical technique with quad Zygoma with immediate loading in an atrophic maxilla: a case report

1. Chauca-Bajaña, L.
2. Cueva, K.A.S.
3. Cevallos, C.C.
4. Palacios, J.C.S.
5. Llerena, S.I.M.
6. León, X.A.V.
7. Velasquez-Ron, B.
8. Pérez-Sayáns, M.