INTRODUCTION
Microleakage is one of the important contributing factors in the failure of resin restorations. The aim of this study was to determine the effect of the location of the gingival margin (enamel, dentin, or cementum) on nanohybrid composite resin on the microleakage of Class II posterior restoration.
METHODS
This was an in vitro study done at Al-Farabi College of Dentistry and Nurs...