3Sibylle R,Bernhard W.Complication of central venous catheters:internal jugular versus subclavion acess:a systematic review[J].Crit Care Med,2002,(2):454-460.
4Blot F,Brum BC.Current approaches to the diagnosis and prevention of catheter-related infections[J].Curr Opin Crit Care,1999,5:341-349.