title: Urinary and serum flavin levels after a single dose of riboflavin or riboflavin tetrabutyrate in man.
mesh_terms: D004305:Dose-Response Relationship, Drug; D005415:Flavins / Q000097:blood / Q000652:urine; D006801:Humans; D012256:Riboflavin / Q000031:analogs & derivatives / Q000378:metabolism*
chemical_list: D005415:Flavins; D012256:Riboflavin