Comparison and combination of three data sources from patient medical records to determine optimal quantification of postoperative morbidity according to the Clavien Dindo Classification and the Comprehensive Complication Index. A prospective study Roberto de la Plaza Llamas; Paula Soto García; Wenzhong Sun; Ignacio Antonio Gemio del Rey; Daniel Alejandro Díaz Candelas; Ludovica Gorini; Farah Al Shwely Abduljabar; Raquel Aránzazu Latorre Fragua;

Evaluation of an enhanced recovery after lung surgery (ERALS) program in lung cancer lobectomy: An eight-year experience Manuel de la Matta; Enar A. Buisán Fernández; María Alonso González; Daniel López-Herrera; Jesús Acosta Martínez; Ana I Blanco Orozco;

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;