HOANG VAN LY; NGUYEN HUU MAI; TRAN VAN HAI; NGO NHAT TAN; DAO VAN HOAN; NGHIEM THI HIEP. INVESTIGATION OF FACTORS RELATING TO THE CHANGE OF CYCLE THRESHOLD (CT) INDEX IN RT-PCR TESTING AMONG COVID-19 PATIENTS, AT THE MILITARY HOSPITAL 7. Tạp chí Y học Quân sự, [S. l.], n. 362, p. 2–7, 2023. Disponível em: http://yhqs.vn/tcyhqs/article/view/58. Acesso em: 2 tháng 4. 2025.