Ethics approval and consent to participate
Proper ethical clearance obtained from Institutional Review Board (IRB) of SRM Dental College, Ramapuram, Chennai – 600089 (SRMDC/IRB/2020/MDS/No.901) and registered in Clinical trial registry of India (CTRI/2021/09/036647). Following the guidelines of the Helsinki declaration, participants who volunteered for the study and met the inclusion criteria were chosen. Informed consent was obtained from the participants of the study.