Correction to: Scientific Reports https://doi.org/10.1038/s41598-017-12919-x, published online 17 October 2017

In the original version of this Article, there were errors in Affiliation 1 which was incorrectly listed as ‘Department of Stomatology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, 430022, China.’ The correct affiliation is listed below:

Department of Stomatology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China.

These errors have now been corrected in the PDF and HTML versions of the Article.