Developmental Disabilities |
| Development Disorders, Child; Child Development Deviation; Child Development Disorder; Development Deviation, Child; Development Deviations, Child; Development Disorder, Child; Developmental Delay Disorder; Developmental Disability |
| Disorders in which there is a delay in development based on that expected for a given age level or stage of development. These impairments or disabilities originate before age 18, may be expected to continue indefinitely, and constitute a substantial impairment. Biological and nonbiological factors are involved in these disorders. (From American Psychiatric Glossary, 6th ed) |
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