Terms and Synonyms Searched:
| Terms | Search Results* | Entire Database** |
|---|---|---|
| Synonyms | ||
| Intellectual and Developmental Disabilities | 8 studies | 34 studies |
| Developmental Disabilities | 13 studies | 1,478 studies |
| Child Development Disorder | 3 studies | 1,172 studies |
| developmental delay disorders | 1 studies | 10 studies |
| Developmental disorder | 1 studies | 280 studies |
| Disabilities | 12 studies | 19,800 studies |
| Developmental | 13 studies | 38,884 studies |
| Development | 13 studies | 36,224 studies |
| Maturation | -- | 1,275 studies |
| Intellectual | 13 studies | 1,259 studies |
| NICHD | 13 studies | 1,752 studies |
| National Institute of Child Health and Human Development | 13 studies | 1,694 studies |
| -- | No studies found |
| * | Number of studies in the search results containing the term or synonym |
| ** | Number of studies in the entire database containing the term or synonym |