1. Atlanto-axial instability in individuals with Down's syndrome;Cooke, R.E.;Ment Retard,1984
2. Committee on Sports medicine. Atlanto-axial instability in Down's syndrome;Pediatrics,1984
3. Atlanto-axial instability in people with Down's syndrome;Acheson, E.D.,1986
4. Atlanto-axial instability in adults with Down's syndrome: a clinical and radiological survey;Alvarez, N.; Rubin, L.;Appl Res Ment Retard,1986
5. The nervous system ofthe human body;Bell, C.,1830