title: Psychiatry.
abstract: In 1994, the fourth edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV) was published. Two studies suggested that the prevalence of psychiatric disorders may have been underestimated. A susceptibility gene for manic-depressive illness has been reported.
authors.affiliation: Cornell University Medical College, New York, NY, USA.
authors.forename: P M
authors.initials: PM
authors.lastname: Marzuk
authors.forename: J D
authors.initials: JD
authors.lastname: Barchas
mesh_terms: D006801:Humans; D001523:Mental Disorders / Q000209:etiology / Q000628:therapy; D011570:Psychiatry / Q000639:trends*; D014481:United States