1. French, J.E. (1971) Semin. Hematol. 8, 84–94.
2. Kannel, W.B., Castelli, W.P., and McNamara, P.M. (1967) J. Occup. Med. 9, 611–621.
3. Carvalho, A.C.A., Colman, R.W., and Lees, R.S. (1974) N. Engl. J. Med. 290, 434–348.
4. Cooper, R.A., Arner, E.C., Wiley, J.S., and Shattil, S.J. (1975) J. Clin. Invest. 55, 115–126.
5. Shattil, S.J., Bennett, J.S., Colman, R.W., and Cooper, R.A. (1977) J. Lab. Clin. Med. 89, 341–353.