R. Bakhunchhen, R. K. Dubey, A. Jayan, S. K. Shah, and P. Khatri, “Product of Serum Calcium and Phosphorus (Ca x Pi) as a Predictor of Cardiovascular Disease Risk in Patients with Chronic Kidney Disease”, J Univ Coll Med Sci, vol. 8, no. 1, pp. 23–26, Jul. 2020.