60
Participants
Start Date
August 30, 2018
Primary Completion Date
September 10, 2021
Study Completion Date
October 30, 2021
Etching with phosphoric acid gel (3M ESPE, St. Paul, MN, USA)
Etching enamel surface using phosphoric acid gel (3M ESPE, St. Paul, MN, USA)
Self-etch adhesive (Kuraray, Tokyo, Japan)
No Etching enamel surface using phosphoric acid (self-etch technique) (Kuraray, Tokyo, Japan)
Chemical bond adhesive (GC, Corporation, Tokyo, Japan)
Chemical bond with hydroxyapatite crystals of Enamel (GC, Corporation, Tokyo, Japan)
Mansoura University, Al Mansurah
Mansoura University
OTHER