Shin, Jinyoung
Shin, Dong Wook
Lee, Jungkwon
Hwang, Ji Hye
Yoo, Jung Eun
Ko, Hyeonyoung
Song, Yun-Mi http://orcid.org/0000-0001-9232-5563
Funding for this research was provided by:
Korea Centers for Disease Control and Prevention (1720270)
Article History
Received: 2 October 2019
Accepted: 27 January 2020
First Online: 4 February 2020
Ethics approval and consent to participate
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in this study. This study was approved by the Institutional Review Board (IRB) of Samsung Medical Center (IRB File Number: SMC 2013–07-133).
: Not applicable
: The authors declare that they have no competing interests.