ALDISA, R. T. Expert System for Detecting Early Symptoms of Gastroesophageal Reflux Disease (GERD) method Case Based Reasoning (CBR) Using Mobile Android. Jurnal Mantik, [S. l.], v. 4, n. 4, p. 2563-2567, 2021. DOI: 10.35335/mantik.Vol4.2021.1210.pp2563-2567. Disponível em: https://www.ejournal.iocscience.org/index.php/mantik/article/view/1210. Acesso em: 26 jun. 2026.