Intermittant i.v. therapy without heparin: a study.
D006493:Heparin / Q000008:administration & dosage*; D006801:Humans; D007263:Infusions, Parenteral / Q000379:methods*; D012965:Sodium Chloride / Q000008:administration & dosage*
D012965:Sodium Chloride; D006493:Heparin