Received: 29 January 2021
Accepted: 28 June 2021
First Online: 10 July 2021
: The Human Ethics Review Committee approved this study of the Faculty of Dentistry, University of Medical Sciences, Shiraz, Iran (# IR Sums.Dental.REC.1399.020).
: Written consent was taken at the time of radiographic examination from all the patients to use their anonymous information in future research. The form will surely be available upon the journal requirement.
: The authors declare that they have no conflict of interest.