Davutoglu, V High incidence of occult femoral vein thrombosis related to multiple venous sheaths during electrophysiological studies. [electronic resource] - Heart (British Cardiac Society) Sep 2004 - 1061-2 p. digital Publication Type: Clinical Trial; Letter; Randomized Controlled Trial ISSN: 1468-201X Standard No.: 10.1136/hrt.2003.027128 doi Subjects--Topical Terms: AdultAnticoagulants--therapeutic useElectrophysiologyFemaleFemoral Vein--diagnostic imagingHeparin, Low-Molecular-Weight--therapeutic useHumansMaleUltrasonographyVenous Thrombosis--diagnostic imaging