Funding for this research was provided by:
Korea Science and Engineering Foundation (NRF-2015M3A9E7029177)
Priority Research Centers Program (NRF-2014R1A6A1030318)
Korea Health Technology R&D Project (HI17C1600)
Received: 21 February 2020
Accepted: 19 May 2020
First Online: 19 June 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Animal Care and Use Committee of the University of Ulsan (permission numbers: BJL-15-010, BJL-18-010, and BJL-19-010).
: Not applicable.
: The authors declare that they have no competing interests.