Comment on

• Factors V leiden and II 20210A in patients with symptomatic pulmonary embolism and deep vein thrombosis.

  Meyer G, Emmerich J, Helley D, Arnaud E, Nicaud V, Alhenc-Gelas M, Aiach M, Fischer A, Sors H, Fiessinger JN. Meyer G, et al. Am J Med. 2001 Jan;110(1):12-5. doi: 10.1016/s0002-9343(00)00653-7. Am J Med. 2001. PMID: 11152859
• The negative predictive value of spiral computed tomography for the diagnosis of pulmonary embolism in patients with nondiagnostic ventilation-perfusion scans.

  Ost D, Rozenshtein A, Saffran L, Snider A. Ost D, et al. Am J Med. 2001 Jan;110(1):16-21. doi: 10.1016/s0002-9343(00)00641-0. Am J Med. 2001. PMID: 11152860
• Comparison of four strategies for diagnosing deep vein thrombosis: a cost-effectiveness analysis.

  Perone N, Bounameaux H, Perrier A. Perone N, et al. Am J Med. 2001 Jan;110(1):33-40. doi: 10.1016/s0002-9343(00)00598-2. Am J Med. 2001. PMID: 11152863