Kim, Dong Hwan
Jung, Young
Jung, Kyungkuk
Kwak, Dong Hwa
Park, Dong Min
Shin, Myung Gyu
Tak, Hyeong Jun
Ko, Jong Soo
Text and Data Mining valid from 2020-12-01
Version of Record valid from 2020-12-14
Article History
Received: 5 October 2020
Accepted: 5 December 2020
First Online: 14 December 2020
Competing interests
: The authors declare no competing financial interests.