Xuan, L. T. ., L. T. N. . Ngoc, T. Q. Minh, V. V. . Hang, P. T. . Van Anh, and D. T. T. . Hien. “Sub-Chronic Oral Toxicity Study of ‘Phong Thap Dan’ Tablets in Experimental Animal”. Journal of Medical Research, vol. 148, no. 12, Dec. 2021, pp. 24-31, doi:10.52852/tcncyh.v148i12.776.