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)