29. EFFECTIVENESS OF TELEHEALTH INTERVENTION IN OUTPATIENT TREATMENT MANAGEMENT OF PATIENTS WITH TYPE 2 DIABETES MELLITUS AT LIEN CHIEU DISTRICT MEDICAL CENTER, DA NANG CITY: A LONGITUDINAL ANALYSIS. YHCĐ [Internet]. 2025 Aug. 22 [cited 2026 Sept. 8];66(CĐ8-NCKH). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/2575