Kim, Jae Sik
Kim, Kyubo
Jung, Wonguen
Shin, Kyung Hwan
Im, Seock-Ah
Kim, Hee-Jun
Kim, Yong Bae
Chang, Jee Suk
Kim, Jee Hyun
Choi, Doo Ho
Park, Yeon Hee
Kim, Dae Yong
Kim, Tae Hyun
Choi, Byung Ock
Lee, Sea-Won
Kim, Suzy
Kwon, Jeanny
Kang, Ki Mun
Chung, Woong-Ki
Kim, Kyung Su
Yoon, Won Sup
Kim, Jin Hee
Cha, Jihye
Oh, Yoon Kyeong
Kim, In Ah http://orcid.org/0000-0001-9838-5399
Funding for this research was provided by:
Ministry of Science and Information & Communication Technology (NRF #2017M2A2A7A01018438)
SNUBH Research Fund (#14-2919-0310)
Article History
Received: 4 June 2020
Accepted: 2 December 2020
First Online: 4 January 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the institutional review board of each institution. 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.
: Because of the retrospective design of the analysis, requirement for obtaining informed consent of participants included in the study was exempted.