Sodium fluoride addition to a two-step etch-and-rinse adhesive system: effect on dentin microtensile bond strength and durability Journal title: Caspian Journal of Dental Research Authors: Yasaman Samani, Homayoun Alaghehmand, Zahra Jafari, Soraya Khafri, Hamed Tashakkorian Subject(s): Medicine, Dentistry and Oral Surgery