Corresponding Author

Farhad Tabatabaian DDS, MS

Faculty of Dentistry, The University of British Columbia, Vancouver, Canada

Department of Prosthodontics, School of Dentistry, Shahid Beheshti University of Medical Sciences, Tehran, Iran

Correspondence

Farhad Tabatabaian, Department of Prosthodontics, School of Dentistry, Shahid Beheshti University of Medical Sciences, Daneshjoo Blvd., Tehran 1983963113, Iran.

Email: f_tabatabaian@yahoo.com