Heaton, D C Minidose (1 mg) warfarin as prophylaxis for central vein catheter thrombosis. [electronic resource] - Internal medicine journal Mar 2002 - 84-8 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 1444-0903 Subjects--Topical Terms: AdultAgedAnticoagulants--administration & dosageCatheterization, Central Venous--adverse effectsDose-Response Relationship, DrugFemaleHumansMaleMiddle AgedPrimary Prevention--methodsProbabilityReference ValuesRisk AssessmentStatistics, NonparametricThrombosis--etiologyTreatment OutcomeWarfarin--administration & dosage