Hardi, Elsi Rahmadhani, Yuliarni Syafrita, and Syarif Indra. 2022. “Serum Vitamin D Levels Related to Cognitive Function in Chronic Kidney Disease Patients”. Bioscientia Medicina : Journal of Biomedicine and Translational Research 6 (13), 2542-47. https://doi.org/10.37275/bsm.v6i13.640.