title: Excretion of 5-hydroxyindole acetic acid and n1-methylnicotinamide in advanced cancer patients.
mesh_terms: D000368:Aged; D006801:Humans; D006897:Hydroxyindoleacetic Acid / Q000652:urine*; D008875:Middle Aged; D009369:Neoplasms / Q000652:urine*; D009536:Niacinamide / Q000652:urine*; D014364:Tryptophan / Q000652:urine
chemical_list: D009536:Niacinamide; D006897:Hydroxyindoleacetic Acid; D014364:Tryptophan