Development of a Patient Reported Outcome (PRO) Questionnaire to Assess the Symptoms of Eosinophilic Gastritis and Gastroenteritis (EG/EGE‐SQ©): 1247. (October 2019) - Hirano, Ikuo; Dellon, Evan S.; Murray, Joseph; Peterson, Kathryn A.; Banderas, Benjamin; Woolley, Michael J.; Ollis, Sarah; Foley, Catherine; Love, Emily; Shields, Alan; Shaw, Camilla; Rasmussen, Henrik S.