THE SEASONAL INCIDENCE OF BLEEDING FROM THE OESOPHAGOGASTRIC VARICES.
D004932:Esophageal and Gastric Varices; D006396:Hematemesis; D006470:Hemorrhage; D006801:Humans; D015994:Incidence; D012621:Seasons; D014648:Varicose Veins
ESOPHAGEAL VARICES; HEMATEMESIS; SEASONS