9Sommerfeld DK, Eek EUB, Svensson AK, et al. Spasticity after stroke : its occurrence and association with motor impairments and activity limitations. Stroke, 2004,35 : 134-140.
10Yan T, Hui-Chan CWY, Li LS. Functional electrical stimulation improves motor recovery of the lower extremity and walking ability of subjects with first acute stroke:a randomized placebo-controlled trial. Stroke, 2005,36 : 80- 85.
