Funding for this research was provided by:
Korea Institute of Machinery and Materials (NK226D)
Korea Medical Device Development (202012D19)
X-mind Corps program of the NRF (NRF-2019H1D8A1109907)
Article History
Received: 30 August 2020
Accepted: 3 November 2020
First Online: 13 November 2020
Competing interests
: The authors declare that they have no competing interests.