Putra, F., Mandala, S. and Pramudyo, M. (2022) “A Study of Feature Selection Method to Detect Coronary Heart Disease (CHD) on Photoplethysmography (PPG) Signals”, Building of Informatics, Technology and Science (BITS), 4(2), p. 1018−1026. doi: 10.47065/bits.v4i2.2259.