1. Department of Prosthodontics, Dental Materials Research Center, Dental Research Institute, School of Dentistry, Isfahan University of Medical Sciences, Isfahan, Iran
2. Dental Implants Research Center, Department of Prosthodontics, School of Dentistry, Isfahan University of Medical Sciences, Isfahan, Iran
3. Dental Students’ Research Committee, School of Dentistry, Isfahan University of Medical Sciences, Isfahan, Iran
4. Department of Prosthodontics, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
5. Department of Prosthodontics, Faculty of Dentistry, Istanbul University, Istanbul, Turkey