title: ADHD and PDD.
authors.forename: M
authors.initials: M
authors.lastname: Ghaziuddin
authors.forename: L
authors.initials: L
authors.lastname: Tsai
authors.forename: N
authors.initials: N
authors.lastname: Alessi
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000145:classification / Q000175:diagnosis* / Q000523:psychology; D002648:Child; D002659:Child Development Disorders, Pervasive / Q000145:classification / Q000175:diagnosis* / Q000523:psychology; D015897:Comorbidity; D006801:Humans; D008607:Intellectual Disability / Q000145:classification / Q000175:diagnosis* / Q000523:psychology; D011569:Psychiatric Status Rating Scales