1. Nachman, R. L., Seminars in Hematol., 5, 18 (1968).
2. Davey, M. G., and Lüscher, E. F., in Biochemistry of Blood Platelets (edit. by Kowalski, E., and Niewiarowski, S.), 9 (Academic Press, London and New York, 1967).
3. Salmon, J., Schweiz. Med. Wschr., 88, 1047 (1958).
4. Taylor, F. B., and Müller-Eberhard, H. J., Nature, 216, 1023 (1967).
5. Fearnley, G. R., Bandforth, G., and Fearnley, E., Clin. Sci., 16, 645 (1957).