Viral gastroenteritis.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D005759:Gastroenteritis / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology* / Q000517:prevention & control; D014943:Global Health; D006801:Humans; D007223:Infant; D008297:Male; D009663:Norwalk virus; D012400:Rotavirus Infections / Q000175:diagnosis / Q000453:epidemiology / Q000517:prevention & control; D014777:Virus Diseases / Q000175:diagnosis / Q000453:epidemiology