Vijean V, Prathaban SN, Palaniappan R, Chin LC, Abdullah R, Maniraj V, et al. Investigation of Valvular Heart Defects Through Phonocardiogram Signals. IJIE [Internet]. 2024 Jun. 11 [cited 2026 Aug. 7];16(1):328-36. Available from: https://journal.uthm.edu.my/index.php/ijie/article/view/16349