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;

¿Optimal recovery¿ after colon cancer surgery in the elderly, a comparative cohort study: Conventional care vs. enhanced recovery vs. prehabilitation Carlos Cerdán Santacruz; Mireia Merichal Resina; Ferney David Gómez Báez; Lucía Milla Collado; María Belén Sánchez Rubio; Óscar Cano Valderrama; José Luis Morales Rul; Ester Sebastiá Vigatá; Gemma Fierro Barrabés; Jordi Escoll Rufino; José Enrique Sierra Grañón; Jorge Juan Olsina Kissler;

Evaluation of textbook outcome in liver transplantation Esther Brea Gómez; Pablo Dabán López; Ana Belén Vico Arias; Antonio Palomeque Jiménez; Natalia Zambudio Carroll; María Trinidad Villegas Herrera; Jesús María Villar del Moral; Mario Serradilla Martín;