N. N. Shahrom, M. Ma’in, M. F. M. Mahmud, M. I. Md Razak, N. Che Arshad, and M. M. Mohamad Jamal Khir, “Demographic Ageing and Macroeconomic Determinants of Public Healthcare Fiscal Sustainability in Malaysia: Evidence from the ARDL Approach”, IMBR, vol. 18, no. 4(I), pp. 223–232, Oct. 2026, doi: 10.22610/imbr.v18i4(I).4932.