title: Barium studies in modern radiology: do they have a role?
authors.forename: Marc S
authors.initials: MS
authors.lastname: Levine
authors.forename: Stephen E
authors.initials: SE
authors.lastname: Rubesin
authors.forename: Igor
authors.initials: I
authors.lastname: Laufer
mesh_terms: D001466:Barium Sulfate; D003287:Contrast Media; D003479:Curriculum / Q000639:trends; D016099:Endoscopy, Gastrointestinal / Q000639:trends; D005471:Fluoroscopy / Q000639:trends; D005544:Forecasting; D005767:Gastrointestinal Diseases / Q000000981:diagnostic imaging*; D006801:Humans; D007396:Internship and Residency; D008279:Magnetic Resonance Imaging / Q000639:trends; D010823:Physician Assistants / Q000193:education; D011785:Quality Assurance, Health Care / Q000639:trends; D011871:Radiology / Q000193:education; D014057:Tomography, X-Ray Computed / Q000639:trends; D014481:United States
chemical_list: D003287:Contrast Media; D001466:Barium Sulfate