REFERENCES
- Makepeace, A. W., Weinstein, G. L. and Friedman, M. H.: Am. J. Physiol. 119: 512, 1927.
- Astwood, E. B. and Fevold, H. L.: Am. J. Physiol. 127: 192, 1938.
- Pincus, G.: Acta endocrinol. (supp.) 28: 18, 1956.
- Reifenstein, E. C.: Ann. New York Acad. Sc. (In press.)
- Boschann, H. W.: Ann. New York Acad. Sc. (In press.)
- Latz, L. J. and Reiner, E.: Am. J. Obst. & Gynec. 43: 74, 1942.
- Pincus, G.: Proceedings of the Fifth International Conference on Planned Parenthood, Tokyo, 1955.
- Pincus, G. and Chang, M. C.: Acta physiol. latinoam. 3: 177, 1953.
- Slechta, R. F., Chang, M. C. and Pincus, G.: Fertil. & Steril. 5: 282, 1954.
- Pincus, G., Chang, M. C., Zarrow, M. X., Hafez, E. S. E. and Merrill, A.: Endocrinology 59: 695, 1956.
- Pincus, G., Chang, M. C., Zarrow, M. X., Hafez, E. S. E. and Merrill, A.: Science 124: 890, 1956.
- Rock, J., Garcia, C. R. and Pincus, G.: Rec. Prog. Hormone Res. 13: 323, 1957.
- Rock, J., Garcia, C. R. and Pincus, G.: Am. J. Obst. & Gynec. 75: 82, 1958.
- Proceedings of the Symposium on 19-Nor Progestational Steroids. Chicago, Searle Research Laboratories, 1957.
- Pincus, G., Rock, J. and Garcia, C. R.: Ann. New York Acad. Sc. (In press.)
- Garcia, C. R. and Rock, J.: Proceedings of the Symposium on 19-Nor Progestational Steroids. Chicago, Searle Research Laboratories, 1957, p. 14.
- Pincus, G.: Proceedings of the Symposium on 19-Nor Progestational Steroids. Chicago, Searle Research Laboratories, 1957, p. 105.
- Pincus, G.: Studies on Fertility. (In press.)
- Rice-Wray, E.: Proceedings of the Symposium on 19-Nor Progestational Steroids. Chicago, Searle Research Laboratories, 1957, p. 78.
- Pincus, G., Rock, J., Garcia, C. R., Rice-Wray, E., Paniagua, M. and Rodriguez, I.: Am. J. Obst. & Gynec. 75: 1333, 1958.
- Paniagua, M.: Puerto Rican M. J. (In press.)
- Pincus, G. and Werthessen, N. T.: Proc. Roy. Soc. Med. 126: 330, 1938.
- Chang, M. C.: J. Gen. Physiol. 32: 291, 1949.
- Segal, J. and Nelson, W. O.: Anat. Rec. (abstr.) 130: 372, 1958.
- Chang, M. C.: Nature, London 175: 1036, 1955.