B. R. Hopper

Chronological changes in sex steroid, gonadotropin and prolactin secretions in aging female rats displaying different reproductive states.

K., S. Yen, K. Lu, 1979, Biology of reproduction.

Evidence for an influence of the ovary on circulating dehydroepiandrosterone sulfate levels.

R. Rebar, S. Yen, D. Cumming, 1982, The Journal of clinical endocrinology and metabolism.