Comment on

• Long-term, low-intensity warfarin therapy for the prevention of recurrent venous thromboembolism.

  Ridker PM, Goldhaber SZ, Danielson E, Rosenberg Y, Eby CS, Deitcher SR, Cushman M, Moll S, Kessler CM, Elliott CG, Paulson R, Wong T, Bauer KA, Schwartz BA, Miletich JP, Bounameaux H, Glynn RJ; PREVENT Investigators. Ridker PM, et al. N Engl J Med. 2003 Apr 10;348(15):1425-34. doi: 10.1056/NEJMoa035029. Epub 2003 Feb 24. N Engl J Med. 2003. PMID: 12601075 Clinical Trial.
• Comparison of low-intensity warfarin therapy with conventional-intensity warfarin therapy for long-term prevention of recurrent venous thromboembolism.

  Kearon C, Ginsberg JS, Kovacs MJ, Anderson DR, Wells P, Julian JA, MacKinnon B, Weitz JI, Crowther MA, Dolan S, Turpie AG, Geerts W, Solymoss S, van Nguyen P, Demers C, Kahn SR, Kassis J, Rodger M, Hambleton J, Gent M; Extended Low-Intensity Anticoagulation for Thrombo-Embolism Investigators. Kearon C, et al. N Engl J Med. 2003 Aug 14;349(7):631-9. doi: 10.1056/NEJMoa035422. N Engl J Med. 2003. PMID: 12917299 Clinical Trial.
• A comparison of two intensities of warfarin for the prevention of recurrent thrombosis in patients with the antiphospholipid antibody syndrome.

  Crowther MA, Ginsberg JS, Julian J, Denburg J, Hirsh J, Douketis J, Laskin C, Fortin P, Anderson D, Kearon C, Clarke A, Geerts W, Forgie M, Green D, Costantini L, Yacura W, Wilson S, Gent M, Kovacs MJ. Crowther MA, et al. N Engl J Med. 2003 Sep 18;349(12):1133-8. doi: 10.1056/NEJMoa035241. N Engl J Med. 2003. PMID: 13679527 Clinical Trial.