S401 Dupilumab Improves Clinical, Symptomatic, Histologic, and Endoscopic Aspects of EoE, Regardless of Prior Swallowed Topical Steroid Use. (October 2022) - Dellon, Evan; Lucendo, Alfredo; Collins, Margaret; Sun, Xian; Patel, Kiran; Beazley, Bethany; Shabbir, Arsalan