Laparoscopic liver resections: What have we learned after more than 20 years of experience? Catalina Poggi; Tomás Cifone; Luciana Peralta; Tomás d¿Angelo; Oscar Mazza; Rodrigo Sánchez Clariá; Martín de Santibañes; Juan Pekolj;

Total bile acid as a preoperative risk factor for post-hepatectomy liver failure in patients with hepatocellular carcinoma and normal bilirubin Xi He; Xiaofeng Zhang; Zhijie Li; Xiaofegn Niu; Lixin Li; Zhenwen Liu; Hui Ren; Dali Zhang;

Use of a ferromagnetic marker for the intraoperative detection of interpectoral lymph node metastasis of colorectal cancer Caridad Marín; Antonio Piñero; Pedro Marín; Pedro Galindo; Florentina Guzmán;