title: Porous diagnostic boundaries: a new emphasis for the Bulletin.
authors.affiliation: *To whom correspondence should be addressed; tel: 410-402-7101, fax: 410-788-3837, e-mail: wcarpent@mprc.umaryland.edu.
authors.forename: William T
authors.initials: WT
authors.lastname: Carpenter
mesh_terms: D039721:Diagnostic and Statistical Manual of Mental Disorders; D006801:Humans; D001523:Mental Disorders / Q000145:classification* / Q000175:diagnosis*; D010506:Periodicals as Topic / Q000639:trends
keywords: autism; bipolar; diagnoses; schizophrenia