Received: 26 August 2021
Accepted: 25 November 2021
First Online: 11 December 2021
: Study protocol is in accordance with revised 2013 Helsinki declaration for experimentations involving human subjects and approved by ethical research committees of College of Dentistry, Qassim University and Al Amal & Psychiatric Hospital, Buraidah with number F-3003-18. Informed written consent is obtained from the study participants and their caretakers.
: All the authors have consented for the publication.
: There are no competing interest related to this study.