ETHICS STATEMENT
Approval and consent to participate were meticulously met. Ethical approvals were obtained from both the Higher Committee for Medical Research at Damascus University and from the Scientific Research Committee at the Faculty of Dental Medicine, Damascus University (N: 1059 t/m date: 15‐12‐2018). Moreover, all methods were carried out in accordance with relevant guidelines and regulations. Informed consent was obtained from all participants before participating in the research.