R. Kawsar, M. Hossain, M. M. R. Howlader, M. M. M. Hossain, M. J. Abdin, and M. S. Alam, “A 16-year-old boy with chronic discharging sinus on upper left lateral incisor tooth”, Bangabandhu Sheikh Mujib Medical University Journal, vol. 12, no. 1, pp. 45–49, Mar. 2019.