I. Ahadiyah, Pipin Ardhianto, Firdaus Wahyudi, and Mochamad Ali Sobirin, “Differences in Clinical Characteristics of Patients with Valvular and Non-Valvular Atrial Fibrillation”, Bioscmed, vol. 6, no. 17, pp. 2885–2890, Jan. 2023, doi: 10.37275/bsm.v6i17.718.