The current concepts of the epidemiology of peptic ulcer.
D004381:Duodenal Ulcer / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D010437:Peptic Ulcer / Q000453:epidemiology* / Q000209:etiology; D012737:Sex Factors; D013276:Stomach Ulcer / Q000453:epidemiology