[Morphologic contributions to the back flow venous blood in the portal vein region].
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D001775:Blood Circulation / Q000502:physiology*; D002319:Cardiovascular System; D006439:Hemodynamics; D006801:Humans; D011168:Portal System / Q000033:anatomy & histology* / Q000502:physiology*; D011169:Portal Vein; D014680:Veins