The placenta: historiae fides 3.
D004534:Egypt; D004626:Embryology / Q000266:history; D004739:England; D005260:Female; D006115:Greece; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D049690:History, Ancient; D010920:Placenta / Q000033:anatomy & histology / Q000378:metabolism / Q000502:physiology*; D011247:Pregnancy / Q000266:history*