Henderi, H. et al. 2022. A Proposed Model Expert System for Disease Diagnosis in Children to Make Decisions in First Aid. INTENSIF: Jurnal Ilmiah Penelitian dan Penerapan Teknologi Sistem Informasi. 6, 2 (Aug. 2022), 139–149. DOI:https://doi.org/10.29407/intensif.v6i2.16912.