Surveillance of viral infections at the National Taiwan University Hospital.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004770:Enterovirus / Q000302:isolation & purification; D006784:Hospitals, Teaching; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008875:Middle Aged; D009975:Orthomyxoviridae / Q000302:isolation & purification; D017955:Poliovirus / Q000302:isolation & purification; D013624:Taiwan; D014777:Virus Diseases / Q000453:epidemiology*