Parveen, S., Hossain, M., Sheikh, M. A. H., & Abdin, M. J. (2018). Healing of periapical lesion with mineral trioxide aggregate apexification. Bangabandhu Sheikh Mujib Medical University Journal, 11(2), 122–125. https://doi.org/10.3329/bsmmuj.v11i2.36448