. 2016 Sep 19;46(5):331–342. doi: 10.4041/kjod.2016.46.5.331
© 2016 The Korean Association of Orthodontists.
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 1. Flow diagram of the article selection process.
