S1431 Similar Efficacy of Lirentelimab in Patients With New vs Prior Diagnoses of Eosinophilic Gastritis and/or Duodenitis in a Randomized Trial. (October 2021) - Peterson, Kathryn; Genta, Robert M.; Rothenberg, Marc; Hirano, Ikuo; Gonsalves, NIrmala; Murray, Joseph A.; Kamboj, Amol P.; Singh, Bhupinder; Rasmussen, Henrik; Dellon, Evan S.