SYSTEMATIC UPPER ENDOSCOPY CONCOMITANT WITH COLONOSCOPY PERFORMED WITHIN THE COLO-RECTAL CANCER SCREENING PROGRAM: IMPACT ON THE PATIENT-MANAGEMENT STRATEGY - Planade, O; Dessomme, B; Chapelle, N; Verdier, M; Duchalais, E; Coron, E; Mosnier, JF; Matysiak-Budnik, T; Touchefeu, Y (Endoscopy, 2020)