H. Moosavi, S. Majidinia, S. Banihashem Rad, M. Jafari Giv, and F. Namdar, “Microhardness and cervical microleakage of healthy and periodontally involved dentin at class II cavities restored with conventional and bulk-fill resin composites”, Ann Stomatol (Roma), vol. 9, no. 3, pp. 123–129, Sep. 2018.