<p><b>Copyright information:</b></p><p>Taken from "The evolution of imprinting: chromosomal mapping of orthologues of mammalian imprinted domains in monotreme and marsupial mammals"</p><p>http://www.biomedcentral.com/1471-2148/7/157</p><p>BMC Evolutionary Biology 2007;7():157-157.</p><p>Published online 6 Sep 2007</p><p>PMCID:PMC2042987.</p><p></p