Thai T.T.Lin P.-K.Sun C.-C.Kuo W.-K.YA-WEN YANGSu H.-K.2020-09-302020-09-3020140747-668Xhttps://scholars.lib.ntu.edu.tw/handle/123456789/515744Low-cost MCU solution for measuring HRV using SpO2 sensorconference paper10.1109/ICCE-TW.2014.69040792-s2.0-84907782771