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Journal Article
van Leeuwen, Pia, Jansen, Petra Lynen, Keller, Jutta, Layer, Peter, Menge, Daniela, Preiss, Jan C., Unverzagt, Susanne, Skoetz, Nicole and Andresen, Viola (2021). Guideline Report on the updated S3-Guidelines of the German Society for Gastroenterology, Digestive and Metabolic Diseases (DGVS) and the German Society for Neurogastroenterology and Motility (DGNM) Irritable Bowel Syndrome: Definition, Pathophysiology, Diagnosis and Therapy (June 2021 AWMF Registration Number: 021/016) and Intestinal Motility Disorders: Definition, Pathophysiology, Diagnosis, and Therapy ( June 2021-AWMF Registry Number: 021/018). Z. Gastroent., 59 (12). S. E325 - 9. STUTTGART: GEORG THIEME VERLAG KG. ISSN 1439-7803