The nature of the reflux material in reflux oesophagitis.
D000818:Animals; D001646:Bile; D003135:Common Bile Duct / Q000601:surgery; D004941:Esophagitis / Q000209:etiology*; D004943:Esophagogastric Junction / Q000601:surgery; D005743:Gastrectomy; D005764:Gastroesophageal Reflux; D005774:Gastrostomy; D000882:Haplorhini; D006632:Histamine; D008251:Macaca
D006632:Histamine