H. T. Ngo, T. T. Nguyen, Đ. Đ. K. Tran, N. T. P. Nguyen, T. B. P. Tran, and T. D. Nguyen, “RESEARCH ON QUALITY OF LIFE AND SOME FACTORS RELATED TO CHANGES IN QUALITY OF LIFE IN BRADYCARDIA PATIENTS WITH INDICATIONS FOR PERMANENT PACEMAKER IMPLANTATION”, CTJUMP, no. 55, pp. 153–159, Dec. 2022.