Assessment from the field of physics of the surgical technique modification of the advance xp® suburethral sling implant oleh Juan Pablo Loyola Maturana, Argimiro Collado Serra, Augusto Wong Gutierrez, Miguel Ramirez-Backhaus, José Dominguez-Escrig, Alvaro Gomez-Ferrer, Angel García Cortés, Pedro De Pablos Rodriguez, Jose Agustin López Gonzalez, Juan Boronat Catalá, Guillermo Eloy Piña Paternina, Mauricio Maureira Alfaro, Juan Casanova Ramón-Borja