Pengo, V A comparison of a moderate with moderate-high intensity oral anticoagulant treatment in patients with mechanical heart valve prostheses. [electronic resource] - Thrombosis and haemostasis May 1997 - 839-44 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0340-6245 Subjects--Topical Terms: Administration, OralAdultAgedAnticoagulants--administration & dosageDose-Response Relationship, DrugFemaleFollow-Up StudiesHeart Valve Prosthesis--mortalityHemorrhage--chemically inducedHumansIschemic Attack, Transient--chemically inducedMaleMiddle AgedThromboembolism--chemically induced