1. Albright, F., “Recent Prog. in Hormone Res.”, 1, 293 (1947).
2. Albright, F., Harvey Lectures, 1942–43 (Sci. Press Printing Co., Lancaster, Pa., 1943).
3. Michaels, G. D., Anderson, C. T., Margen, S., and Kinsell, L. W., J. Biol. Chem., 180, 175 (1949).
4. Denson, J. R., J. Biol. Chem., 209, 233 (1954).