Vacas, M Comparative study of a portable monitor for prothrombin time determination, Coaguchek, with three systems for control of oral anticoagulant treatment. [electronic resource] - Haemostasis - 321-8 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0301-0147 Standard No.: 10.1159/000022449 doi Subjects--Topical Terms: Administration, OralAnticoagulants--administration & dosageDrug Monitoring--instrumentationHumansProthrombin TimeThrombosis--drug therapy