1. Mustard, J. F., and Packham, M. A., Pharmac. Rev., 22, 97 (1970).
2. Rubin, R. P., Pharmac. Rev., 22, 389 (1970).
3. Detwiler, T. C., and Feinman, R. D., Biochemistry, 12, 282 (1973).
4. Detwiler, T. C., and Feinman, R. D., Biochemistry, 12, 2462 (1973).
5. Pressman, B. C., Fed. Proc., 32, 1698 (1973).