Internal audit of oncological results in gastric cancer surgery Cristina Rihuete-Caro; Fernando Pereira-Pérez; Israel Manzanedo-Romero; Lucía Carrión-Álvarez;

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

Surgical treatment for pharyngo-esophageal diverticulum: Consecutive series over 20 years Enrique Biel; Luis Grande; Manuel Pera;