Received: 19 February 2019
Accepted: 7 April 2020
First Online: 17 April 2020
Ethics approval and consent to participate
: The treatment protocol of this study was approved by the Institutional Animal Care and Use Committee of the School of Medicine, The Catholic University of Korea (CUMC-2017-0034-01) and handled according to the Korean NIH guidelines.
: Not applicable.
: The authors declare that they have no competing interests.