Global networks for   surveillance of rotavirus   gastroenteritis, 2001-200.
D002675:Child, Preschool; D005759:Gastroenteritis / Q000453:epidemiology* / Q000821:virology; D014943:Global Health; D006801:Humans; D011159:Population Surveillance; D012400:Rotavirus Infections / Q000453:epidemiology*; D014944:World Health Organization / Q000458:organization & administration