References
- Varas-Lorenzo C, Garcia-Rodrigues LA, Cattaruzzi C, et al. Hormone replacement ther-apy and the risk of hospitalization for venous thromboembolism: a population-based study in Southern Europe. Am J Epidemiol 1998;147: 387–90
- Jick H, Derby LE, Myers MW, et al. Risk of hospital admission for idiopathic venous thromboembolism among users of postmeno-pausal oestrogens. Lancet 1996;348:981–3
- Daly E, Vessey MP, Hawkins, MM, et al. Risk of venous thromboembolism in users of hormone replacement therapy. Lancet 1996;348:977–80
- Grodstein F, Stampfer MJ, Goldhaber SZ, et al. Prospective study of exogenous hormones and risk of pulmonary embolism in women. Lancet 1996;348:983–7
- Simioni P, Sanson B-J, Prandoni P, et al. Incidence of venous thromboembolism in families with inherited thrombophilia. Tbromb Haemost 1999;81:198–202
- Rosendaal FR. Venous thrombosis: a multicausal disease. Lancet 1999;353:1167–73
- Laurell CB. Electroimmunoassay scan. J Clin Lab Invest 1972;29(Suppl 124):21–37
- Odegard OR, Lie M, Ablidgaard U. Heparin cofactor activity measured with an amidolytic method. Tbromb Res 1976;6:287
- Rosove MH, Ismail M, Koziol BJ, et al. Lupus anticoagulants: improved diagnosis with a kaolin clotting time using rabbit brain phospholipid in standard and high concentrations. Blood 1986; 68:472–8
- Dahlbäck B. Blood coagulation. Lancet 2000; 355:1627–32
- Pabinger I, Schneider B, and the GTH Study Group on Natural Inhibitors. Thrombotic risk of women with hereditary antithrombin III, protein C and protein S deficiency taking oral contra-ceptive medication. Tbromb Haemost 1994;71: 548–52
- Comp PC. Thrombophilic mechanisms of OCs. Int J Fertil 1997:42(Suppl 1):170–6
- Simioni P, Sanson B-J, Prandoni P, etal. Incidence of venous thromboembolism in families with inherited thrombophilia. Tbromb Haemost 1999;81:198–202