We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleChronic depression: Update on classification and treatment.AuthorsTorpey, Dana; Klein, DanielPublicationCurrent Psychiatry Reports, 2008, Vol 10, Issue 6, p458ISSN1523-3812Publication typearticleDOI10.1007/s11920-008-0074-6