Kakkar, 2003 | LMWH, 115 IU/kg qd followed by Bemiparin 3,500 IU qd (n=221) vs. A: UFH, 30/40,000IU qd; B: LMWH, 115 IU/kg qd followed by Warfarin target INR 2-3 (n=103) | patients with objective diagnosis of DVT by Venography/compression ultrasonography | open Sample size: 221/103 Primary endpoint: none defined FU duration: 3 mo |