Perioperative Care in Primary Retroperitoneal Sarcoma Surgery: A Hispano-Luso Survey on Current Practices Pablo Lozano Lominchar; Paula Muñoz; Cristina Ballester; Cristobal Muñoz Casares; Daniel Díaz; Vicente Olivares-Ripoll; Patricia Marrero; Lorena Cambeiro; Irene López; Hugo Vasques; Jose Manuel Asencio;

Emergency inguinal hernia surgery: A proposed update to the clinical guidelines algorithm Victor Rodrigues-Gonçalves; Mireia Verdaguer-Tremolosa; Alejandro Bravo-Salva; Pilar Martínez-López; José Antonio Pereira-Rodríguez; Manuel López-Cano;

Acute biliary peritonitis secondary to rupture of complicated hepatic cystic echinococcosis. Case series with follow-up Carlos Manterola; Josue Rivadeneira;