Practical considerations in abdominal ultrasonic scanning.
D000005:Abdomen; D003951:Diagnostic Errors; D006801:Humans; D007674:Kidney Diseases / Q000175:diagnosis; D010182:Pancreatic Diseases / Q000175:diagnosis; D011187:Posture; D013158:Splenic Diseases / Q000175:diagnosis; D014465:Ultrasonics / Q000295:instrumentation / Q000379:methods; D014463:Ultrasonography