A. D. CAMPBELL
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Certain placental extracts are now in common use in the treatment of disorders of menstruation. Following upon a not inconsiderable experience in 472 cases, it seems justifiable at this stage to discuss the theoretical basis for their use and also the results obtained by treatment. The first of these extracts is Emmenin, first defined by Collip (1930) as an alcohol-soluble, ether-insoluble extract of human placentae. In the light of recent work of Collip, Browne and Thomson (1932), it appears that Emmenin is probably a complex, containing as its active principle an ether-soluble trihydroxy-estrin, similar to the theelol of Thayer, Levin
CAMPBELL AD. CONCERNING PLACENTAL HORMONES AND MENSTRUAL DISORDERS1. Ann Intern Med. 1933;7:330–341. doi: 10.7326/0003-4819-7-3-330
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Published: Ann Intern Med. 1933;7(3):330-341.
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