Tarigan, Rido Evendi, Putri Yolana Pardede, and Tesalonika Manik. 2026. “CALCULATION OF ANNUAL PREMIUM RESERVES FOR INDIVIDUAL HEALTH INSURANCE USING THE PROSPECTIVE METHOD”. Parameter: Journal of Statistics 6 (1), 1-11. https://doi.org/10.22487/27765660.2026.v6.i1.17940.