Heparin lock: how, what, why.
D000328:Adult; D003520:Cyclophosphamide / Q000627:therapeutic use; D003561:Cytarabine / Q000627:therapeutic use; D006493:Heparin / Q000008:administration & dosage*; D006801:Humans; D007263:Infusions, Parenteral / Q000295:instrumentation / Q000379:methods*; D007938:Leukemia / Q000188:drug therapy; D008297:Male
D003561:Cytarabine; D003520:Cyclophosphamide; D006493:Heparin