title: Computer analysis of symptom complexes in patients having upper gastrointestinal examinations.
mesh_terms: D000328:Adult; D001315:Australia; D001466:Barium Sulfate; D003201:Computers; D003936:Diagnosis, Computer-Assisted; D003937:Diagnosis, Differential / Q000295:instrumentation*; D005069:Evaluation Studies as Topic; D005471:Fluoroscopy; D005767:Gastrointestinal Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006801:Humans; D008722:Methods; D013223:Statistics as Topic
chemical_list: D001466:Barium Sulfate