Diagnostic ultrasound in diseases of the biliary tree, liver and pancreas.
D001660:Biliary Tract Diseases / Q000175:diagnosis*; D004066:Digestive System Diseases / Q000175:diagnosis*; D006801:Humans; D008107:Liver Diseases / Q000175:diagnosis*; D010182:Pancreatic Diseases / Q000175:diagnosis; D014463:Ultrasonography