title: Transplacental passage of red cells in man.
mesh_terms: D004912:Erythrocytes / Q000502:physiology*; D005260:Female; D006801:Humans; D010920:Placenta / Q000502:physiology*; D011247:Pregnancy / Q000097:blood
keywords: ERYTHROCYTES/physiology; PLACENTA/physiology; PREGNANCY/blood