Korean J Orthod. 2017 Nov;47(6):414. doi: 10.4041/kjod.2017.47.6.414. Epub 2017 Sep 29.
[This corrects the article on p. 21 in vol. 47, PMID: 28127536.][This corrects the article on p. 242 in vol. 46, PMID: 27478801.].
[这更正了第47卷第21页的文章,PMID: 28127536。][这更正了第46卷第242页的文章,PMID: 27478801。]