Influence of early cord ligation on the transplacental passage of foetal cells.
D005260:Female; D005331:Fetomaternal Transfusion; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric / Q000502:physiology*; D008431:Maternal-Fetal Exchange; D010920:Placenta; D011247:Pregnancy; D014470:Umbilical Cord / Q000502:physiology*