CHARACTERISTICS AND CLINICAL OUTCOMES OF ADULT DENGUE PATIENTS WITH WARNING SIGNS: A CROSS-SECTIONAL STUDY AT THE HOSPITAL FOR TROPICAL DISEASES IN HO CHI MINH CITY. YHCĐ [Internet]. 2026 Aug. 28 [cited 2026 Sept. 9];67(8). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/6308