PROFUGO study protocol: Predictive model for the early diagnosis of anastomotic leak after esophagectomy and gastrectomy Rocío Pérez Quintero; Marcos Bruna Esteban; Antonio José Serrano López;

Results of a national survey about therapeutic management in esophageal cancer Marcos Bruna; Fernando Mingol; Francisco Javier Vaqué;

Impact of sarcopenic obesity on surgical complications and oncologic outcomes of upper gastrointestinal tumors: A systematic review and meta-analysis Luz Divina Juez; Ana del Carmen Ortega; Pablo Priego; Juan Carlos García Pérez; José María Fernández-Cebrián; Jose I. Botella-Carretero;