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Wildi, S M; Schoepfer, A M; Vavricka, S R; Fruehauf, H; Safroneeva, E; Wiegand, N; Bauerfeind, P; Fried, M (2012). Colorectal polypectomy during insertion and withdrawal or only during withdrawal? A randomized controlled trial. Endoscopy, 44(11), pp. 1019-23. Stuttgart: Thieme 10.1055/s-0032-1310237
