G. Scannapieco

Three months versus one year of oral anticoagulant therapy for idiopathic deep venous thrombosis. Warfarin Optimal Duration Italian Trial Investigators.

W. Ageno, M. Bazzan, A. Iorio, 2001, The New England journal of medicine.

Residual Thrombosis on Ultrasonography to Guide the Duration of Anticoagulation in Patients With Deep Venous Thrombosis: A Randomized Trial

W. Ageno, M. Prins, P. Prandoni, 2009 .