Single gastric subepithelial lesions. Are there predictors of gastrointestinal stromal tumors that prevent biopsy? José Ruiz Pardo; Elisabet Vidaña Márquez; Pedro Antonio Sánchez Fuentes; Iñigo Gorostiaga Altuna; Ricardo Belda Lozano; Ángel Reina Duarte;

Positron emission tomography combined with computed tomography in the diagnosis of linitis plastica. Is it necessary or expendable? José Ruiz Pardo; Elisabet Vidaña Márquez; Pedro Antonio Sánchez Fuentes; Ricardo Belda Lozano;