title: HAEMATOPOIESIS IN YOLK SAC AND CHORION OF A HUMAN EMBRYO.
mesh_terms: D002823:Chorion; D005321:Extraembryonic Membranes; D006410:Hematopoiesis; D006801:Humans; D010827:Physiology; D015017:Yolk Sac
keywords: FETAL MEMBRANES; HEMATOPOIESIS; PHYSIOLOGY