title: Endogenous depressions with and without disturbances in the 5-hydroxytryptamine metabolism: A biochemical classification?
mesh_terms: D001921:Brain / Q000378:metabolism; D003863:Depression / Q000145:classification / Q000378:metabolism*; D006801:Humans; D006897:Hydroxyindoleacetic Acid / Q000134:cerebrospinal fluid; D011339:Probenecid / Q000008:administration & dosage*; D012701:Serotonin / Q000378:metabolism*
chemical_list: D012701:Serotonin; D006897:Hydroxyindoleacetic Acid; D011339:Probenecid