Waloejo, C. S., Rehatta, N. M., Andriyanto, L., Sulistiawan, S. S., Pudjirahardjo, W. J., Farhan, A. B., Kurniasari, H., & Chen, Y.-H. (2022). Kynurenic acid as chronic pain biomarker for future cancer pain management. International Journal of Health Sciences, 6(S5), 6020–6032. https://doi.org/10.53730/ijhs.v6nS5.11277