IMPACT OF THE CHARLSON COMORBIDITY INDEX ON PROGNOSIS IN ELDERLY PATIENTS AFTER ENDOSCOPIC SUBMUCOSAL DISSECTION FOR EARLY GASTRIC CANCER

Iwai, N; Dohi, O; Naito, Y; Inada, Y; Fukui, A; Takayama, S; Ogita, K; Terasaki, K; Nakano, T; Ueda, T; Okayama, T; Yoshida, N; Katada, K; Kamada, K; Uchiyama, K; Ishikawa, T; Handa, O; Takagi, T; Konishi, H; Yagi, N; Itoh, Y

GASTROINTESTINAL ENDOSCOPY, 2018; 87 (6): AB178