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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Drillien C. M., Jameson S., Wilkinson E. M. Studies in mental handicap. I. Prevalence and distribution by clinical type and severity of defect. Arch Dis Child. 1966 Oct;41(219):528–538. doi: 10.1136/adc.41.219.528. [DOI] [PMC free article] [PubMed] [Google Scholar]
