title: Campylobacter pyloridis in samples of endoscopic biopsy in patients with upper gastrointestinal tract disease.
mesh_terms: D001706:Biopsy; D002167:Campylobacter / Q000302:isolation & purification*; D004381:Duodenal Ulcer / Q000382:microbiology*; D005753:Gastric Mucosa / Q000382:microbiology*; D005756:Gastritis / Q000382:microbiology*; D005773:Gastroscopy; D006801:Humans