Economic Evaluation of Surgical Treatment of Obesity José Luis Rodicio Miravalles; Josefina Alonso Fernández; María Moreno Gijón; Amaya Rizzo Ramos; Estrella Turienzo Santos; Lourdes Sanz Álvarez; José Ignacio Rodríguez García; Juan José González González;

Is the Involvement of the Hepatic Artery Lymph Node a Poor Prognostic Factor in Pancreatic Adenocarcinoma? Victor Rodrigues; Cristina Dopazo; Elizabeth Pando; Laia Blanco; Mireia Caralt; Concepción Gómez-Gavara; Itxarone Bilbao; María Teresa Salcedo; Joaquim Balsells; Ramon Charco;

Prognostic impact of log odds of positive lymph nodes (LODDS) in the stratification of patients with rectal cancer Vincenzo Vigorita; Oscar Cano-Valderrama; Raquel Sánchez-Santos; Marta Paniagua-Garcia-Señorans; Enrique Moncada; Gianluca Pellino; Jesús Paredes-Cotoré; Enrique Casal;