Text and Data Mining valid from 2019-06-03
Received: 8 December 2018
Accepted: 23 April 2019
First Online: 3 June 2019
Ethics approval and consent to participate
: The current study was approved by the Research Ethics Committee of the Faculty of Dentistry, Cairo University. Eighteen subjects were selected from the outpatient clinic of the Department of Orthodontics, Faculty of Dentistry, Cairo University, who were acquainted with the study procedures and radiation exposures, then informed written consents were signed.
: Not applicable
: The authors declare that they have no competing interests.
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