Seasonal severity and case fatality distribution from ruptured oesophago-gastric varices.
D004534:Egypt; D004932:Esophageal and Gastric Varices / Q000209:etiology / Q000401:mortality*; D006801:Humans; D007411:Intestinal Diseases, Parasitic / Q000150:complications; D012552:Schistosomiasis / Q000150:complications; D012621:Seasons