Riedlinger, C. ., Schmidt, G. ., Weiland, A. ., Stengel, A. ., Giel, K. ., Zipfel, S. ., … Mack, I. . Which Symptoms, Complaints and Complications of the Gastrointestinal Tract Occur in Patients With Eating Disorders? A Systematic Review and Quantitative Analysis. Frontiers in Psychiatry, 11, 195. https://doi.org/10.3389/fpsyt.2020.00195 (Original work published 2020)