References
- American Psychological Association (1986). Standards for educational and psychological testing. American Educational Research Association, American Psychological Association, National Council on Measurement in Education. Washington, DC: Author.
- Altman, D. G. (1991). Practical statistics for medical research. London: Chapman and Hall.
- Beukelman, D. R., Mirenda, P. (1998). Augmentative alternative communication: Management of severe communication disorders in children and adults (2nd edn). Baltimore, MD: Paul H Brookes.
- Berninger, V. W., Gans, B. M. (1986). Language profiles in nonspeaking individuals of normal intelligence with severe cerebral palsy. Augmentative and Alternative Communication, 2, 45–50.
- Beckung, E., Hagberg, G. (2002). Neuroimpairments, activity limitations, and participation restrictions in children with cerebral palsy. Developmental Medicine & Child Neurology, 44, 309–316.
- Binger, C., Light, J. (2008). The morphology and syntax of individuals who use AAC: Research review and implications for effective practice. Augmentative and Alternative Communication, 24, 123–138.
- Bishop, D. V., Byers Brown, B., Robson, J. (1990). The relationship between phoneme discrimination, speech production, and language comprehension in cerebral-palsied individuals. Journal of Speech and Hearing Research, 33, 210–219.
- Byrne, J. M., Dywan, C. A., Connolly, J. F. (1995). An innovative method to assess the receptive vocabulary of children with cerebral palsy using event-related brain potentials. Journal of Clinical and Experimental Neuropsychology, 17, 9–19.
- Cauley, K. M., Michnick Golinkhoff, R., Hirsch-Pasek, K., Gordon, L. (1989). Revealing hidden competencies: A new method for studying language comprehension in children with motor impairments. American Journal on Mental Retardation, 94, 53–63.
- Cook, A., Coleman, C. (1987). Selecting augmentative communication systems by matching clients' skills and needs to system characteristics. Seminars in Speech and Language, 8, 153–166.
- Dunn, L. M., Dunn, L. M. (1981). Peabody Picture Vocabulary Test (P.P.V.T.). Wilmington, DE: Guidance Associates.
- Edebol-Tysk, E. (1989). Epidemiology of spastic tetraplegic cerebral palsy in Sweden. I. Impairments and Disabilities. Neuropediatrics, 20, 41–45.
- Eldik, van, M. C., Schlichting, J. E., Lutje Spelberg, H. C., Meulen van der, B. F., Meulen, van der, S. J. (1995, 2004). Reynell test voor taalbegrip, (The Reynell Developmental Language Scales [Revised]). Nijmegen, The Netherlands: Berkhout Nijmegen B.V.
- Emerson, E. (2003). Prevalence of psychiatric disorders in children and adolescents with and without intellectual disability. Journal of Intellectual Disability Research, 47, 51–58.
- Engelien, A, Tuscher, O., Hermans, W., Isenberg, N., Eidelberg, D., Frith, C., Stern, E. Silberweig, D. (2006). Functional neuroanatomy of non-verbal semantic sound processing in humans. Journal of Neural Transmission, 113, 599–608.
- Falkman, W., Dahlgren Sandberg, A., Hjelmquist, E., (2002). Preferred communication modes: prelinguistic and linguistic communication in nonspeaking preschool children with cerebral palsy. International Journal of Language and Communication Disorders, 37, 59–68.
- Heim, M. J. (2001). Nauwelijks sprekend veel te zeggen. Een studie naar de effecten van het COCP-programma (Barely speaking a lot to say. A study on the impact of the COCP programme). Utrecht: LOT.
- Heim, M. J., Jonker, V. M., Veen, M. (2009). Communicatie (Communication). In M. J. Meihuizen-de Regt, J. M. de Moor, A. H. Mulders (Eds.), Kinderrevalidatie (Children's rehabilitation) [Assen: Ven Gorcum BV], 122–152.).
- Heim, M., Mills, A. E. (1996). Development of symbolic communication and linguistic complexity in AAC. In S. von Tetzchner, M. H. Jensen (Eds.), European perspectives on augmentative and alternative communication. London, UK: Whurr Publishers.
- Himmelman, K., Beckung, E., Hagberg, G., Uvebrant, P. (2006). Gross and fine motor function and accompanying impairments in cerebral palsy. Developmental Medicine and Child Neurology, 48, 417–423.
- Hochstein, D. D., McDaniel, M. A., Nettleton, S. (2004). Recognition of vocabulary in children and adolescents with cerebral palsy: A comparison of two speech coding schemes. Augmentative and Alternative Communication, 20, 45–62.
- Horn, E. M., Jones, H. A. (1996). Comparison of two selection techniques used in augmentative and alternative communication. Augmentative and Alternative Communication, 12, 23–31.
- Krageloh-Mann, I., Helber, A., Mader, I., Staudt, M., Wolff, M., Groenendaal, F. (2002). Bilateral lesions of thalamus and basal ganglia: Origin and outcome. Developmental Medicine and Child Neurology, 44, 477–484.
- Krageloh-Mann, I. (2004). Imaging of early brain injury and cortical plasticity. Experimental Neurology, 190(Suppl. 1), S84–S90.
- Liptak, G. S., Accardo, P. J. (2004). Health and social outcomes of children with cerebral palsy. Journal of Pediatrics, 145, S36–S41.
- Mathy-Laikko, P., Yoder, D. (1986). Future needs and directions in augmentative communication. In S. Blackstone, D. Bruskin (Eds.), Augmentative communication: An introduction. ( pp. 471–494). Rockville, MD: American Speech-Language Hearing Association.
- Mizuko, M., Esser, J. (1991). The effect of direct selection and circular scanning on visual sequential recall. Journal of Speech and Hearing Research, 34, 43–48.
- Odding, E., Roebroeck, M. E., Stam, H. J. (2006). The epidemiology of cerebral palsy: Incidence, impairments and risk factors. Disability and Rehabilitation, 28, 183–191.
- Palisano, R. J, Rosenbaum, P. L., Walter, S., Russell, D., Wood, E., Galuppi, B. (2008). Gross Motor Function Classification System (GMFCS), Hamilton Ontario. Retrieved 2 January 2008 from: http://www.canchild.ca/Portals/0/outcomes/pdf/GMFCS-ER.pdf.
- Pecyna, P. M., Sommers, R. K. (1985). Testing the receptive language skills of severely handicapped preschool children. Language Speech and Hearing Services in Schools, 16, 41–52.
- Pennington, L., Goldbart, J., Marshall, J. (2003). Speech and language therapy to improve the communication skills of children with cerebral palsy. Cochrane Database Systematic Review, CD003466.
- Pirila, S., Meere, van der, J., Pentikainen, T., Ruusu-Niemi, P., Korpela, R., Kilpinen, J., Nieminen, P. (2007). Language and motor speech skills in children with cerebral palsy. Journal of Communication Disorders, 40, 116–128.
- Pueyo, R., Junqué, C., Vendrell, P. (2003). Neuropsychologic differences between bilateral dyskinetic and spastic cerebral palsy. Journal of Child Neurology, 18, 845–850.
- Reynell, J., Huntley, M (1987). The Reynell Developmental Language Scales manual. (2nd ed.) Windsor, UK: NFER-Nelson Publishing Company.
- Romski, M., Sevcik, R. (1996). Breaking the speech barrier: Language development through augmented means. Baltimore, MD: Paul H. Brookes.
- Roth, F. P., Cassat-James, E. L. (1989). The language assessment process: Clinical implications for individuals with severe speech impairments. Augmentative and Alternative Communication, 5, 165–172.
- Rosenbaum, P. L., Paneth, N., Leviton, A., Goldstein, M., Bax, M., Damiano, D., Dan, B., Jacobsson, B. (2007). A report: The definition and classification of cerebral palsy. April 2006. Developmental Medicine and Child Neurology Supplement, 109, 8–14.
- Sabbadini, M., Bonanni, R., Carlesimo, G. A., Caltagirone, C. (2001). Neuropsychological assessment of patients with severe neuromotor and verbal disabilities. Journal of Intellectual Disability Research, 45, 169–179.
- Sattler, J. M., Tozier, L. L. (1970). A review of intelligence test modifications used with cerebral palsied and other handicapped groups. The Journal of Special Education, 4, 391–398.
- Sevcik, R. (2006). Comprehension: An overlooked component in augmented language development. Disability and Rehabilitation, 28, 159–167.
- Silva, P. A., Spears, G. F., Bradshaw, B. (1979). A study of the concurrent and prediction validity of the Reynell Developmental Language Scales. In J. K. Reynell (1979), Reynell Developmental Language Scales. Windsor: NFER-Nelson.
- Surveillance of Cerebral Palsy in Europe (SCPE) (2002). Prevalence and characteristics of children with cerebral palsy in Europe. Developmental Medicine & Child Neurology, 44, 633–640.
- Wichers, M. J., Odding, E., Stam, H. J., van Nieuwenhuizen, O. (2005). Clinical presentation, associated disorders and aetiological moments in Cerebral Palsy: A Dutch population-based study. Disability and Rehabilitation, 27, 583–589.
- Wood, E. (2006). The child with cerebral palsy: Diagnoses and beyond. Seminars in Pediatric Neurology, 13, 286–296.