RT Journal Article SR Electronic T1 Why shouldn’t we use warfarin alone to treat acute venous thrombosis? JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 546 OP 548 VO 69 IS 7 A1 Toni Choueiri A1 Steven R. Deitcher YR 2002 UL http://www.ccjm.org/content/69/7/546.abstract AB