Heparin lock flush solution versus 0.9% sodium chloride injection for maintaining patency.
Witmer
D R
DR
D002408:Catheters, Indwelling; D006493:Heparin / Q000008:administration & dosage*; D006801:Humans; D012965:Sodium Chloride / Q000008:administration & dosage*
D012965:Sodium Chloride; D006493:Heparin