Huong, A. and Ngu, X. (2017) “Empirical Analysis Based on Light Attenuation Gradient of Wavelength Pairs for the Prediction of Skin Oxygen Status”, International Journal of Integrated Engineering, 9(1). Available at: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/1532 (Accessed: 4 July 2022).