4Nan Colledge. A Guide to Cerebral Palsy. 3rd Ed.Canada: Cerebral Palsy Association of Manitoba .1999.13.
5Course and determinants of functional status, functional outcome measures and description of rehabilitation programs, http://web1. tch. harvard. edu/cfapps.
6Nan Colledge. A Guide to Cerebral Palsy. 3rd Ed. Canada: Cerebral Palsy Association of Manitoba . 1999.20 -22.