1. Fildes, R. A., and Parr, C. W., Nature, 200, 890 (1963).
2. Fildes, R. A., and Parr, C. W., Sixth Intern. Congr. Biochem. (Abstract), 3, 17, 229 (1964).
3. Smithies, O., Biochem. J., 71, 585 (1959); Kirkman, H. N., and Hendrickson, E. M., Amer. J. Hum. Gen., 15, 241 (1963); Boyer, S. H., Fainer, D. C., and Laughton, M. A., Science, 140, 1228 (1963); Young, W. J., Porter, J. E., and Childs, B., Science, 143, 140 (1964).
4. Boyer, S. H., and Hiner, R. S., J. Lab. Clin. Med., 61, 879 (1963).
5. Boyer, S. H., and Graham, J. B., Amer. J. Hum. Gen., 17, 320 (1965).