Kawsar R, Hossain M, Howlader MMR, Hossain MMM, Abdin MJ, Alam MS. A 16-year-old boy with chronic discharging sinus on upper left lateral incisor tooth. Bangabandhu Sheikh Mujib Medical University Journal [Internet]. 2019 Mar. 15 [cited 2024 Jul. 17];12(1):45-9. Available from: https://banglajol.info/index.php/BSMMUJ/article/view/40170