Influence of the disengagement of the forceps on levator ani muscle injuries in instrumental delivery: A multicenter study

1. Sainz, J.A.
2. Martín-Martínez, A.
3. González-Diaz, E.
4. Fernández-Fernández, C.
5. Ortega, I.
6. Medina, M.
7. Fernández-Corona, A.
8. Fernández-Palacín, A.
9. García-Mejido, J.A.