Gastro-intestinal disease.
D003108:Colonic Diseases; D004415:Dyspepsia; D005705:Gallbladder Diseases; D005759:Gastroenteritis; D005770:Gastrointestinal Neoplasms; D005892:Gingivitis, Necrotizing Ulcerative; D006801:Humans
COLONIC DISEASES; DYSPEPSIA; GALLBLADDER DISEASES; GASTROENTERITIS; GASTROINTESTINAL NEOPLASMS; VINCENT'S INFECTION