Azura Husin, Nor, Akram Saleh Naseer Al-Harogi, Norwati Mustapha, Hazlina Hamdan, and Ummi Amalina Husin. 2018. “Fuzzy Rules Base System for Early Self-Diagnosis of Dengue Symptoms”. International Journal of Engineering & Technology 7 (4.19): 458-63. https://doi.org/10.14419/ijet.v7i4.19.23186.