title: Rapid liquid chromatographic determination of tryptophan, tyrosine, 5-hydroxyindoleacetic acid and homovanillic acid in cerebrospinal fluid.
mesh_terms: D002853:Chromatography, Liquid / Q000379:methods*; D006719:Homovanillic Acid / Q000134:cerebrospinal fluid; D006801:Humans; D007210:Indoleacetic Acids / Q000134:cerebrospinal fluid; D013997:Time Factors; D014364:Tryptophan / Q000134:cerebrospinal fluid*; D014443:Tyrosine / Q000134:cerebrospinal fluid*
chemical_list: D007210:Indoleacetic Acids; D014443:Tyrosine; D014364:Tryptophan; D006719:Homovanillic Acid