. 2015 Oct-Dec;15(4):374–380. doi: 10.4103/0972-4052.164910
Copyright: © 2015 The Journal of Indian Prosthodontic Society
This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License, which allows others to remix, tweak, and build upon the work non-commercially, as long as the author is credited and the new creations are licensed under the identical terms.