Chorioallantoic and Yolk Sac Placentation in the Dassie Rat Petromus typicus and its Significance for the Evolution of Hystricognath Rodents
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PII: S0143-4004(07)00125-7
doi:10.1016/j.placenta.2007.05.005
© 2007 Elsevier Ltd. All rights reserved.
