Khatun, D.; Hossain, M.; Abdin, M. J.; Sheikh, M. A. H.; Alam, M. S. A Comparative Clinical Study on Efficacy of Nanofilled Resin-Modified and Conventional Glass Ionomer Pit and Fissure Sealant in Molar Tooth. Bangabandhu Sheikh Mujib Medical University Journal 2018, 11, 278-281.