title: Biochemical classification of depression.
mesh_terms: D001921:Brain / Q000378:metabolism*; D002395:Catecholamines / Q000378:metabolism*; D003863:Depression / Q000145:classification / Q000378:metabolism*; D006801:Humans; D007668:Kidney / Q000378:metabolism; D008734:Methoxyhydroxyphenylglycol / Q000652:urine
chemical_list: D002395:Catecholamines; D008734:Methoxyhydroxyphenylglycol