Ho, D., B. Trần, H. Mai, P. Đỗ, P. Lê, T. Trần, and C. Nguyen. “Prevalence of Arrhythmias in Elderly Inpatients at Department of Cardiology of Thong Nhat Hospital”. Science and Technology Development Journal: Health Sciences, Vol. 1, no. 2, Dec. 2020, pp. 44-51, doi:https://doi.org/10.32508/stdjhs.v1i2.439.