“PREDICTIVE MODEL FOR HEALTH INSURANCE COST USING SELF-ORGANIZING MAPS AND XGBOOST”. FUDMA JOURNAL OF SCIENCES 8, no. 6 (December 31, 2024): 354–362. Accessed September 11, 2025. http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/3120.