Climacteric · 2005 · 157 citations · 24 references
Equivalent endometrial safety and efficacy in the relief of the symptoms and signs of urogenital estrogen deficiency were demonstrated for the 12 months' use of a low-dose estradiol-releasing vaginal ring and a vaginal estradiol tablet.
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TJA Key, MC Pike · British Journal of Cancer · 1988 · 544 citations · Full text
Dose-effect Relationship, Medicine, Endometrial Cancer Risk +10
Bjarne C. Eriksen · American Journal of Obstetrics and Gynecology · 1999 · 331 citations