title: Commentary: categorical versus spectrum approaches to classification in pervasive developmental disorders.
authors.affiliation: Child and Adolescent Psychiatry, Division of Child and Adolescent Psychiatry and Biobehavioral Sciences, University of Louisville, KY 40213, USA. ptanky@aol.com
authors.forename: Peter E
authors.initials: PE
authors.lastname: Tanguay
mesh_terms: D002648:Child; D002659:Child Development Disorders, Pervasive / Q000145:classification* / Q000175:diagnosis*; D039721:Diagnostic and Statistical Manual of Mental Disorders; D006801:Humans