Correction to: Biomater Res

https://doi.org/10.1186/s40824-018-0134-x

The original article [1] contains errors in the Acknowledgements and Funding sections of the Declarations. The two corrected sections are as follows:

Acknowledgements

Not applicable.

Funding

This study was funded by Hanmi Pharm. The funding source had no role in the study design, collection, analysis or interpretation of the data, writing of the manuscript, or in the decision to submit the manuscript for publication.