Purwanti, E., Nastiti, A.K. and Supardi, A. 2015. HEART ABNORMALITY CLASSIFICATIONS USING FOURIER TRANSFORMS METHOD AND NEURAL NETWORKS. Indonesian Journal of Tropical and Infectious Disease. 5, 2 (Jul. 2015), 32–36. DOI:https://doi.org/10.20473/ijtid.v5i2.223.