Dorfman, R.I., Gallagher, T.F. and Koch, F.C (1936). The nature of the estrogenic substance in human male urine and bull testis. Endocrinology 19: 33 — 41.
Dorfman, R.I., Gallagher, T.F., et Koch, F.C (1936), The nature of the estrogenic substance in human male urine and bull testis, Endocrinology, 19: 33-41.