<a href="https://en.wikipedia.org/wiki/User:Medgirl131" class="extiw" title="en:User:Medgirl131">Medgirl131</a>
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<li><cite style="font-style:normal"> (October 2008). "Structure activity relationships and differential interactions and functional activity of various equine estrogens mediated via estrogen receptors (ERs) ERalpha and ERbeta". <i>Endocrinology</i> <b>149</b> (10): 4857–70. <a href="https://en.wikipedia.org/wiki/Digital_object_identifier" class="extiw" title="w:Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1210/en.2008-0304">10.1210/en.2008-0304</a>. <a href="https://en.wikipedia.org/wiki/PMID" class="extiw" title="w:PMID">PMID</a> <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pubmed/18599548">18599548</a>.</cite></li></ul>