Contents: Defining developmental disabilities -- Normal prenatal development -- Normal postnatal development -- Endogenous etiological factors in disabilities : genetic defects -- Endogenous etiological factors in disabilities : chromosomal anomalies -- Exogenous etiologic factors in disabilities : Exogenous etiologic factors in disabilities ; prenatal origins -- Exogenous etiological factors in disabilities ; prenatal origins (continued) -- Exogenous etiological factors in developmental disabilities ; perinatal and postnatal environmental origins -- Mental retardation (Intellectual disabilities) -- Social determinats in mental retardation : the active socialization hypothesis -- Autistic spectrum disorders -- Seizure disorders -- Cerebral palsy -- Learning disabilities -- Services for persons with developmental disabilities -- Deviance, responsible social agents, and prevention in developmental difficulties

1. Developmentally disabled
2. developmental disabilites
3. Developmental disabilites -- Etiology