[Ultrasonic diagnosis of the gastrointestinal system].
D003937:Diagnosis, Differential; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis*; D006801:Humans; D014463:Ultrasonography
A gyomor-bélrendszer ultrahangvizsgálata.