Holt, K. G.K. G.HoltJeng, Suh-FangSuh-FangJeng鄭素芳Fetters, L.L.Fetters2009-01-232018-07-082009-01-232018-07-081992http://ntur.lib.ntu.edu.tw//handle/246246/110662en-USWalking Cadence of 9-Year-Old is Predictable As the Resonant Frequency of a Force-Driven Harmonic Oscillator.