title: The enterohepatic circulation of vitamin D is negligible.
mesh_terms: D000328:Adult; D000368:Aged; D001646:Bile / Q000032:analysis; D005260:Female; D006801:Humans; D008099:Liver / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D013997:Time Factors; D014807:Vitamin D / Q000378:metabolism*
chemical_list: D014807:Vitamin D