THỊ THANH ĐÔNG, Đỗ; THỊ NHẠN, Nguyễn; KIẾN ĐỨC, Ngô; HOÀNG LÂM, Lê; THỊ SAN, Nguyễn; ĐÌNH THANH, Lê. APPLICATION OF SIX SIGMA IN THE EVALUATION AND IMPROVEMENT OF BIOCHEMISTRY TESTING PERFORMANCE AT THONG NHAT HOSPITAL. Journal of Health and Aging - Thong Nhat Hospital, Vietnam, v. 1, n. 3, p. 118–124, 2025. DOI: 10.63947/bvtn.v1i3.17. Disponível em: https://tcsuckhoelaohoa.vn/bvtn/article/view/72. Acesso em: 22 jul. 2025.