title: Back to the future: the neurobiology of major depression.
authors.forename: P J
authors.initials: PJ
authors.lastname: Cowen
mesh_terms: D003866:Depressive Disorder / Q000503:physiopathology*; D006801:Humans; D006854:Hydrocortisone / Q000502:physiology*; D007030:Hypothalamo-Hypophyseal System / Q000502:physiology; D012701:Serotonin / Q000502:physiology*; D014364:Tryptophan / Q000378:metabolism
chemical_list: D012701:Serotonin; D014364:Tryptophan; D006854:Hydrocortisone