Seasonal incidence of upper gastrointestinal tract bleeding. Report of the Standing Committee on Upper Gastrointestinal Bleeding, William Beaumont Society, US Army.
D004381:Duodenal Ulcer / Q000150:complications; D004941:Esophagitis / Q000150:complications; D005756:Gastritis / Q000150:complications; D006471:Gastrointestinal Hemorrhage / Q000453:epidemiology*; D006801:Humans; D008309:Mallory-Weiss Syndrome; D012621:Seasons; D013276:Stomach Ulcer / Q000150:complications