Funding for this research was provided by:
Korea University (K1711261)
Text and Data Mining valid from 2019-12-01
Received: 11 September 2019
Accepted: 10 December 2019
First Online: 18 December 2019
Ethics approval and consent to participate
: No Ethics Committee approval or consent to participate was requested, as the present was an in vitro study.
: Not Applicable.
: The authors declare that they have no competing interests.