title: Barium evacuation in Hirschsprung disease.
mesh_terms: D001466:Barium Sulfate; D003106:Colon / Q000000981:diagnostic imaging*; D004733:Enema; D006627:Hirschsprung Disease / Q000000981:diagnostic imaging*; D006801:Humans; D007223:Infant; D011859:Radiography
chemical_list: D001466:Barium Sulfate