title: Gastrointestinal tract filling defects in pediatric patients.
authors.affiliation: 1 Department of Radiology, Boston Children's Hospital, Harvard Medical School, Boston, MA.
authors.forename: Patricia T
authors.initials: PT
authors.lastname: Chang
authors.forename: Edward Y
authors.initials: EY
authors.lastname: Lee
authors.forename: Ricardo
authors.initials: R
authors.lastname: Restrepo
authors.forename: Ronald L
authors.initials: RL
authors.lastname: Eisenberg
mesh_terms: D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D003952:Diagnostic Imaging; D004065:Digestive System Abnormalities / Q000175:diagnosis; D004066:Digestive System Diseases / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn
keywords: gastrointestinal filling defects; pediatric patients