[Endoscopy of the gastrointestinal tract].
D001706:Biopsy; D004724:Endoscopy; D004945:Esophagoscopy; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D005773:Gastroscopy; D006801:Humans; D012812:Sigmoidoscopy
Endoskopija gastrointestinalnog trakta.