[Ultrasonic endoscopy for digestive diseases].
D004384:Duodenoscopy / Q000379:methods; D004724:Endoscopy / Q000379:methods*; D004938:Esophageal Neoplasms / Q000175:diagnosis; D004945:Esophagoscopy / Q000379:methods; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D005773:Gastroscopy / Q000379:methods; D006801:Humans; D014463:Ultrasonography