4William J, Haffey M, Johnston V. A functional assessment sys- tem for real-world rehabilitation outcomes[J]. Foundations of Neuropsyehology, 1999(2): 99-123.
5Lee JH,Ku J,Cho W,et al. A virtual reality system for the as- sessment and rehabilitation of the activities of daily living[J]. Cyber Psychology & Behavior, 2003, 6(4): 383-388.