Normal saline flush vs. dilute heparin flush.
Gardner
C
C
D002405:Catheterization, Central Venous / Q000451:nursing*; D006493:Heparin / Q000008:administration & dosage*; D006801:Humans; D012965:Sodium Chloride / Q000008:administration & dosage*; D007507:Therapeutic Irrigation
D012965:Sodium Chloride; D006493:Heparin