Biopsy of the gastrointestinal system.
D000818:Animals; D001706:Biopsy / Q000009:adverse effects / Q000295:instrumentation / Q000662:veterinary*; D002371:Cat Diseases / Q000473:pathology*; D002415:Cats; D003108:Colonic Diseases / Q000662:veterinary; D004064:Digestive System / Q000473:pathology*; D004283:Dog Diseases / Q000473:pathology; D004285:Dogs; D004938:Esophageal Neoplasms / Q000662:veterinary; D004941:Esophagitis / Q000662:veterinary; D004947:Esophagus / Q000473:pathology; D005767:Gastrointestinal Diseases / Q000473:pathology / Q000662:veterinary; D005773:Gastroscopy / Q000662:veterinary; D007103:Immobilization; D007410:Intestinal Diseases / Q000662:veterinary; D009062:Mouth Neoplasms / Q000662:veterinary; D010182:Pancreatic Diseases / Q000662:veterinary; D012002:Rectal Diseases / Q000662:veterinary; D012466:Salivary Gland Diseases / Q000662:veterinary; D012812:Sigmoidoscopy / Q000662:veterinary; D013270:Stomach / Q000473:pathology; D013272:Stomach Diseases / Q000662:veterinary