VALIDATION OF THE ECURA SYSTEM AND COMPARISON WITH THE W-ECURA SCORE FOR PREDICTING LYMPH NODE METASTASIS AFTER NON-CURATIVE ENDOSCOPIC SUBMUCOSAL DISSECTION IN EARLY GASTRIC CANCER: A MULTICENTER RETROSPECTIVE COHORT STUDY IN JAPAN (KONOE PROJECT)Yuichi Masui, Hiroshi Seno, Ken Kumagai et al.|Gastrointestinal Endoscopy|2025Cited by 0