Postnatal changes in the portal circulation.
D001794:Blood Pressure; D001810:Blood Volume; D006801:Humans; D007231:Infant, Newborn; D008099:Liver / Q000196:embryology; D008102:Liver Circulation; D011168:Portal System / Q000196:embryology* / Q000254:growth & development; D011169:Portal Vein / Q000166:cytology; D014471:Umbilical Veins