Authors: Koletzko, S Jesch, I Faus-Kessler, T Briner, J Meier-Ruge, W Muntefering, H Coerdt, W Wessel, L Keller, KM Nutzenadel, W Schmittenbecher, P Holschneider, A Sacher, P

Citation: S. Koletzko et al., Rectal biopsy for diagnosis of intestinal neuronal dysplasia in children: a prospective multicentre study on interobserver variation and clinical outcome, GUT, 44(6), 1999, pp. 853-861