1. Spastic hypertonia: mechanisms and measurement;Katz;Arch Phys Med Rehabil,1989
2. Objective measurement of spasticity;Burry;Dev Med Child Neurol,1972
3. The post-stroke hemiplegic patient: 1. a method for evaluation of physical performance;Fugl-Meyer;Scand J Rehabil Med,1975
4. The restoration of motor function following hemiplegia in man;Twitchell;Brain,1951
5. Movement therapy in hemiplegia;Brunnstrom,1970