- Trabajos Presentados | Cancún México, Febrero 2004
1.- Laparocopic versus open gastric bypss, one year follow up: Case control study.
Drs.: Drs. G. Pérez, C. Boza, L. Ibáñez, S. Guzmán.
2.- How can we predict conversion in laparoscopic colorectal surgery? Experience in 951 patients consecutive patients.
Drs. S. Delgado, D. Momblán, C. Boza, R. Sánchez-Santos, R. Bravo, a. Ibarzabal, A. Castells, JM. Pique, AM. Lacy.
3.- Protocol of laparoscopic colorectal surgery. Results of an inicial experience in Chile.
Drs.: F. López, D. Fullerton, G. Pinedo, G. Soto, ME. Molina.




