A Comparative Analysis of the Duration and Cost of Treatment Between Glass Ionomer and Resin Based Fissure Sealants among Children in Benin City, Nigeria. NIGER DENT J [Internet]. 2020 Sep. 25 [cited 2024 Nov. 17];25(1):299-304. Available from: https://nigeriandentaljournal.ng/index.php/ndj/article/view/7