title: Evaluation of the plain roentgenogram of the abdomen in diagnosis of abdominal disease.
mesh_terms: D000006:Abdomen, Acute / Q000000981:diagnostic imaging*; D000328:Adult; D000368:Aged; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008722:Methods; D008875:Middle Aged; D011860:Radiography, Abdominal