Journal of Gerontechnology and Service Mangement 2015;3(2)
Y-L. Hsu
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Y-L. Hsu (2016). Journal of Gerontechnology and Service Mangement 2015;3(2). Gerontechnology, 14(3), 179-183
https://doi.org/https://doi.org/10.6283/JOCSG.2015.3.2.131