title: CYCLIC EXCRETION OF 5-HYDROXYINDOLEACETIC ACID.
mesh_terms: D001692:Biological Transport; D001826:Body Fluids; D006801:Humans; D006897:Hydroxyindoleacetic Acid; D010507:Periodicity; D014364:Tryptophan; D014556:Urine
chemical_list: D006897:Hydroxyindoleacetic Acid; D014364:Tryptophan
keywords: PERIODICITY; TRYPTOPHAN; URINE