Preoperative risk assessment and prehabilitation strategies in patients undergoing an esophagectomy for cancer resections: a single center retrospective analysis and a review of the literature. - González Santos, Silvia; Martí Gelonch, Laura; González Jorrín, Nuria; González Osinalde, Mireia; Rosell Romero, Núria (Frontiers in Anesthesiology, 2024)