1. The definition and classification of cerebral palsy;Dev Med Child Neurol,2007
2. A report: the definition and classification of cerebral palsy April 2006;Rosenbaum;Dev Med Child Neurol Suppl,2007
3. World Health Organization. International Classification of Functioning, Disability and Health. Geneva: World Health Organization; 2001.
4. Movement disorders in children: definitions, classifications, and grading systems;Delgado;J Child Neurol,2003
5. Orthopaedic management in cerebral palsy,2007