Kim, Sojung
Kwon, Jung-Hye http://orcid.org/0000-0001-5201-3645
Article History
First Online: 9 October 2019
Compliance with Ethical Standards
:
: Sojung Kim and Jung-Hye Kwon declare that they have no conflict of interest.
: All procedures were in accordance with the ethical standards of the institutional committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. All participants gave informed consent.
: No animal studies were carried out by the authors for this article.