Trần TA, Trần KT, Phùng QD, Nguyễn TP, Trần HA. CHOLESTEATOMA AND ECTOPIC TOOTH OF THE MAXILLARY SINUS: A CASE REPORT. VMJ [Internet]. 2023 Nov. 15 [cited 2026 Sep. 17];531(2). Available from: https://tapchiyhocvietnam.vn/index.php/vmj/article/view/7176