EVALUATION OF THE EFFECTIVENESS OF AN ONLINE MEDICAL APPOINTMENT SYSTEM AT THE ON-DEMAND OUTPATIENT DEPARTMENT, 108 MILITARY CENTRAL HOSPITAL. YHCĐ [Internet]. 2026 May 4 [cited 2026 Sept. 8];67(CĐ5-NCKH). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/5018