Le N, Giang TMH, Nguyen DH, et al. STUDY ON THE VALUE OF QUANTITATIVE HBsAg USING ELECTROCHEMILUMINESCENCE TECHNIQUE IN DETECTING HEPATITIS B VIRUS AT CAN THO GENERAL HOSPITAL IN 2024-2025. CTJUMP. 2025;(89):15-21. doi:10.58490/ctump.2025i89.4027