KienTB, YenNTH. Knowledge, attitudes, and practices of retail pharmacy staff toward substandard and falsified dietary supplements in Northern Viet Nam, 2025. YDLS [Internet]. 31 Tháng Chạp 2025 [cited 25 Tháng Tám 2026];20(TA). Available at: https://tcydls108.benhvien108.vn/index.php/YDLS/article/view/2921