title: Pervasive developmental disorder, commonly abbreviated as PDD.
authors.forename: F
authors.initials: F
authors.lastname: Volkmar
mesh_terms: D001321:Autistic Disorder / Q000145:classification / Q000175:diagnosis* / Q000523:psychology; D002648:Child; D002659:Child Development Disorders, Pervasive / Q000145:classification / Q000175:diagnosis* / Q000523:psychology; D003937:Diagnosis, Differential; D006801:Humans; D011569:Psychiatric Status Rating Scales