55. THE EVALUATION OF THE INCIDENCE AND SOME PREDICTIVE FACTORS IN DIFFICULT ENDOTRACHEAL INTUBATION IN PATIENTS UNDERGOING SURGERY FOR FACIAL ABSCESS. YHCĐ [Internet]. 2024 Oct. 30 [cited 2026 Sept. 8];65(6). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/1711