Não informado. National Nosocomial Infections Study. Center for Disease Control.
Chicago (17e ed.) BronvermeldingNão informado. National Nosocomial Infections Study. Atlanta, Ga: Center for Disease Control.
MLA (8e ed.) BronvermeldingNão informado. National Nosocomial Infections Study. Center for Disease Control.
Let op: Deze citaties zijn niet altijd 100% accuraat.