title: Esophageal biopsy in children--essential, valuable, or a waste of time? It all depends.
authors.affiliation: BC Children's Hospital/University of British Columbia Vancouver BC, Canada. ehassall@cw.bc.ca
authors.forename: Eric
authors.initials: E
authors.lastname: Hassall
mesh_terms: D001471:Barrett Esophagus / Q000175:diagnosis* / Q000473:pathology; D001706:Biopsy / Q000379:methods; D002648:Child; D003937:Diagnosis, Differential; D016099:Endoscopy, Gastrointestinal / Q000379:methods* / Q000592:standards; D004802:Eosinophilia / Q000175:diagnosis*; D004941:Esophagitis / Q000175:diagnosis*; D004942:Esophagitis, Peptic / Q000175:diagnosis* / Q000473:pathology; D004947:Esophagus / Q000473:pathology*; D006801:Humans; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity