title: A technique for the in vitro testing of barium preparations.
mesh_terms: D000818:Animals; D001466:Barium Sulfate; D001681:Biological Assay; D004210:Dissection; D004285:Dogs; D006801:Humans; D066298:In Vitro Techniques; D008722:Methods; D011859:Radiography; D051381:Rats; D013270:Stomach / Q000000981:diagnostic imaging*; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging
chemical_list: D001466:Barium Sulfate