[Endoscopic sonography of the upper gastrointestinal tract].
D003937:Diagnosis, Differential; D004724:Endoscopy; D004935:Esophageal Diseases / Q000175:diagnosis; D004938:Esophageal Neoplasms / Q000175:diagnosis; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis*; D006801:Humans; D014463:Ultrasonography / Q000295:instrumentation*
Endoskopische Sonographie des oberen Gastrointestinaltraktes.