title: Noninvasive measurement of nutrient portal blood shunting.
mesh_terms: D000818:Animals; D002250:Carbon Radioisotopes; D003840:Deoxycholic Acid / Q000031:analogs & derivatives*; D006801:Humans; D011168:Portal System; D014580:Ursodeoxycholic Acid
chemical_list: D002250:Carbon Radioisotopes; D003840:Deoxycholic Acid; D014580:Ursodeoxycholic Acid