[1] Infanta Leonor University Hospital,Department of Surgery
[2] Grupo Español de Rehabilitación Multimodal (GERM),Department of Anesthesiology and Perioperative Medicine
[3] Universidad Complutense de Madrid,Department of Anesthesiology, Perioperative and Pain Medicine
[4] The University of Texas MD Anderson Cancer Center,Department of Anesthesiology
[5] Brigham and Women’s Hospital,Department of Anesthesiology and Critical Care Medicine
[6] Harvard Medical School,undefined
[7] Infanta Leonor University Hospital,undefined
[8] Spanish Perioperative Audit and Research Network (REDGERM),undefined
[9] The Johns Hopkins Hospital,undefined