2[3]Wade JC,Schimpff SC.Epidemiology and prevention of infection in compromiseed host.In:Rubin Rh,Young LS,eds Clinical approach to infection in the compromised host[J].New York:Plenum Medical Book,1998:5~40.
3Andrea G;Florence E;Ariane D.Comparison of pulsed-field gel electrophoresis and randomly amplified DNA polymorphism analysis for typing extended-spectrum-β-lactamase-producing Klebsiella pneumoniae,1996.