Kim, Byoung Hyuck
Ko, Byung Kyun
Bae, Jeoung Won
Nam, Seokjin
Park, Min Ho
Jeong, Joon
Lee, Hyouk Jin
Chang, Ji Hyun
Kim, Suzy
Hwang, Ki-Tae http://orcid.org/0000-0001-6597-3119
Article History
Received: 27 June 2019
Accepted: 20 July 2019
First Online: 25 July 2019
Compliance with ethical standards
:
: The authors declare that no actual or potential conflict of interest exists. The Institutional Review Boards approved this study (Seoul Metropolitan Government Seoul National University Boramae Medical Center, 07-2017-6).
: All procedures performed in studies involving human participants were in accordance with the Ethical Standards of the Institutional and/or National Research Committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: For this type of study formal consent is not required.
: This article does not contain any studies with animals performed by any of the authors.