Phú, T. G., Huynh Thi Hong Nhung, Huynh Thi Hong Ngoc, Nguyen Thi Mong Trinh, and Nguyen Thi Ngoan. “The Percentage of Hepatitis B Virus Infection and Related Factors in Tra Vinh Province, Vietnam”. International Journal of Research in Medical Sciences, vol. 11, no. 2, Jan. 2023, pp. 476-9, doi:10.18203/2320-6012.ijrms20230156.