Su, M. C.M. C.SuCheng, W. C.W. C.ChengChang, P. Z.P. Z.ChangChang, L. Z.L. Z.ChangHuang, Y. W.Y. W.HuangTew, C. Y.C. Y.TewPEI-ZEN CHANG2020-04-282020-04-2820000956-3385https://scholars.lib.ntu.edu.tw/handle/123456789/486883A simple and inexpensive telephone dialling aid for the disabledjournal article10.1049/cce:20000203WOS:000087173100004