Hilder, Joseph M.; Zev W. Rymer (September 1999). "A Stimulation Study of Reflex Instability in Spasticity: Origins of Clonus". IEEE Transactions on Rehabilitation Engineering. 7 (3): 327–340. doi:10.1109/86.788469. PMID10498378.
Hilder, Joseph M.; Zev W. Rymer (September 1999). "A Stimulation Study of Reflex Instability in Spasticity: Origins of Clonus". IEEE Transactions on Rehabilitation Engineering. 7 (3): 327–340. doi:10.1109/86.788469. PMID10498378.