Article History
Received: 22 February 2018
Accepted: 14 May 2018
First Online: 13 July 2018
Compliance with ethical standards
:
: The authors declare no conflict of interest. The authors alone are responsible for the content and writing of the manuscript.
: The ethical approval was obtained from the Research Ethics Review Committee in Hamdan Bin Mohammed College of Dental Medicine (HBMCDM) with the ethical approval reference number [Ref: HBMCDM/EC/2021]. Ethical approval was obtained from the Ministry of Interior (MOI) of UAE.