. 2018 Jul-Sep;9(3):440–445. doi: 10.4103/ccd.ccd_264_18
Copyright: © 2018 Contemporary Clinical Dentistry
This is an open access journal, and articles are distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 License, which allows others to remix, tweak, and build upon the work non-commercially, as long as appropriate credit is given and the new creations are licensed under the identical terms.