Mandibular third molar extraction: perceived surgical difficulty in relation to professional training

1. Sánchez Jorge, M.I.
2. Ocaña, R.A.
3. Valle Rodríguez, C.
4. Peyró Fernández-Montes, B.
5. Rico-Romano, C.
6. Bazal-Bonelli, S.
7. Sánchez-Labrador, L.
8. Cortés-Bretón Brinkmann, J.