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Obstetrics and Gynecology Clinics of North America|June 1, 1994
Estrogen and progesterone in breast and gynecologic cancers. Etiology, therapeutic role, and hormone replacementF G Nason, B E Nelson
Fertility and Sterility|March 1, 1991
Progesterone production in early pregnancyS T Nakajima, F G Nason, G J Badger, et al.
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