Chang, Hojong, et al. “Development of Chemiluminescence Resonance Test System Using SiPM Front-End ASIC to Detect Na and K Ions in Urine”. International Journal on Advanced Science, Engineering and Information Technology, vol. 11, no. 3, June 2021, pp. 1172-7, doi:10.18517/ijaseit.11.3.12996.