Shahen, Shereef
Lagravère, Manuel O.
Carrino, Gennaro
Fahim, Fady
Abdelsalam, Reham
Flores-Mir, Carlos
Perillo, Letizia
Article History
Received: 3 July 2018
Accepted: 25 September 2018
First Online: 3 December 2018
Ethics approval
: Ethical approval was obtained from both of University of Campania “Luigi Vanvitelli” (Naples, Italy; approval number 1394/18) and Faculty of Oral & Dental Medicine, Cairo University (Cairo, Egypt; approval number 16/12/21).
: Authors have given their consent for their data to be published in the report.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.