B. T. Hua, N. K. Tran, T. A. Ngo, V. B. Phan, and T. K. C. Lu, “ANTIBIOTIC USE IN ACUTE EXACERBATION OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE AT SOC TRANG PROVINCIAL GENERAL HOSPITAL IN 2024”, CTJUMP, no. 94, pp. 127–133, Jan. 2026.