Lee, Yang-HanChen, Yie-ToneYang-HanChen, Yie-ToneLeeWang, Chung-LiChung-LiWangCheng, C. K.C. K.Cheng2009-02-122018-07-132009-02-122018-07-131990http://ntur.lib.ntu.edu.tw//handle/246246/129729en-USPortable Gait Foot Angle Ultrasonic Measurement System