1. Glazko, A. J., Dill, W. A., and Rebstock, M. C., J. Biol. Chem., 183, 679 (1950).
2. Glazko, A. J., Wolf, L. M., Dill, W. A., and Bratton, A. C., J. Pharm. Exp. Therap., 96, 445 (1949).
3. Robinson, D., and Williams, R. T., Biochem. J., 86, 23, P (1958).
4. Driscoll, S. G., and Hsia, D. Y-Y., Pediatrics (Supp.), 22, 785 (1958).
5. Rebstock, M. C., J. Amer. Chem. Soc., 72, 4800 (1950).