Extracted
Unclaimedpremarin.org
PreMarin.org
Premarin® stands for Pregnant Mares' Urine (PREgnant MARes' urINe); PMU for short (we spell it both ways, with an "e", PREgnant MARes' urINE which is the older name used in Canada, and without -- which is the more popular recent spelling, and the one that is a U.S.
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