Padgett, Fiona E The co-occurrence of nonaffective psychosis and the pervasive developmental disorders: a systematic review. [electronic resource] - Journal of intellectual & developmental disability Sep 2010 - 187-98 p. digital Publication Type: Journal Article; Review; Systematic Review ISSN: 1469-9532 Standard No.: 10.3109/13668250.2010.494596 doi Subjects--Topical Terms: AdolescentAffectChildChild Development Disorders, Pervasive--diagnosisComorbidityHumansIncidencePsychotic Disorders--diagnosis