Schoepfer, A. ., Simko, A. ., Bussmann, C. ., Safroneeva, E. ., Zwahlen, M. ., Greuter, T. ., … Straumann, A. . (2018). Eosinophilic Esophagitis: Relationship of Subepithelial Eosinophilic Inflammation With Epithelial Histology, Endoscopy, Blood Eosinophils, and Symptoms. The American Journal of Gastroenterology. https://doi.org/10.1038/ajg.2017.493 (Original work published 2018)