Tondas, Alexander Edo, Rolando Halim, Muhammad Felani, Fianirazha Caesarani, Indah Puspita, and Mangiring Toruan. “Comparison of Two Smartphone Based Atrial Fibrillation Screening Application in Indonesian Population”. Indonesian Journal of Cardiology 42, no. 1 (March 24, 2021). Accessed April 13, 2021. https://ijconline.id/index.php/ijc/article/view/1066.