[Gastroduodenal diseases requiring emergency surgery].
D003937:Diagnosis, Differential; D004378:Duodenal Diseases / Q000175:diagnosis / Q000453:epidemiology / Q000601:surgery*; D004630:Emergencies; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D013272:Stomach Diseases / Q000175:diagnosis / Q000453:epidemiology / Q000601:surgery*