Aghbari, Sana Maher Hasan
Gaafar, Soheir Mohamed
Shaker, Olfat Gamil
Ashiry, Shahira El
Zayed, Shaimaa Omar
Funding for this research was provided by:
The study was funded by personal resources
Article History
Received: 17 November 2016
Revised: 22 May 2017
Accepted: 4 January 2018
First Online: 24 January 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article was approved by the Faculty of Oral and Dental Medicine Research Ethics committee, Cairo University in September 2013.
: Following an explanation of the study as well as information about the sampling procedures, each subject signed a written informed consent form approved by the Faculty Research Ethics committee.