Blasi E, Stefanelli E, Tambucci R, Salvatore S, Angelis PD, Quitadamo P, Pacchiarotti C, Nardo GD, Crocco F, Felici E, Giorgio V, Staropoli N, Sestito S, Saliakellis E, Borrelli O, Pensabene L.  Prevalence of Non-erosive Esophageal Phenotypes in Children: A European Multicenter Study.  J Neurogastroenterol Motil 2023;29:156-165.  https://doi.org/10.5056/jnm22115