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BACKGROUND Esophageal eosinophilia can be proton pump inhibitor (PPI) resistant or responsive, representing 2 entities known as eosinophilic esophagitis (EoE) and PPI-responsive esophageal(More)
OBJECTIVES:Proton pump inhibitor-responsive esophageal eosinophilia (PPI-REE) is diagnosed in at least one-third of patients with suspected eosinophilic esophagitis (EoE). We aimed to evaluate the(More)