1. Loraine, J. A., “Clinical Application of Hormone Assay” (Livingstone, Edinburgh, 1958).
2. Clayton, B. E., Proc. Roy. Soc. Med., 51, 558 (1958).
3. Reiss, M., Badrick, F. E., Halkerston, I. D. K., and Plaice, C., Nature, 168, 206 (1951).
4. Astwood, E. B., Raben, M. S., Payne, R. W., and Grady, W., J. Amer. Chem. Soc., 175, 28 (1951).
5. Sydnor, K. L., and Sayers, G., Proc. Soc. Exp. Biol. and Med., 79, 432 (1953).