Kim, Wanseok
Kim, Seung-Kook http://orcid.org/0000-0002-4632-521X
Kang, Sang-Soo
Park, Hyun-Jin
Han, Sangho
Lee, Su-chan
Article History
Received: 24 October 2019
Accepted: 30 November 2019
First Online: 9 December 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of an appropriate institutional review board (IRB 169684–01–201,906-03) and with the 1964 Helsinki declaration and its later amendments.
: For this type of study, formal consent was not required. However, informed consent was obtained from all patients.