IMPLEMENTATION OF CERTAINTY FACTOR METHOD IN WEB-BASED EAR NOSE THROAT (ENT) DISEASE DIAGNOSIS EXPERT SYSTEM. antivirus [Internet]. 2023 Sep. 8 [cited 2026 Jan. 10];17(1):87-96. Available from: https://ejournal.unisbablitar.ac.id/index.php/antivirus/article/view/2892