1. Cerebral palsies: epidemiology and causal pathways Clinics in Developmental Medicine No 151;Stanley,2000
2. The neurological control system for normal gait;Gage,1991
3. Muscle growth in normal and spastic mice;Ziv;Dev Med Child Neurol,1984
4. Pathologic gait and lever arm dysfunction;Gage,2004
5. Cerebral palsy.;Rang,1990