Hong, A Ram
Lee, Ji Hyun
Kim, Jung Hee
Kim, Sang Wan http://orcid.org/0000-0001-9561-9110
Shin, Chan Soo
Funding for this research was provided by:
Seoul National University Hospital (Grant 042017-0280)
Seoul National University Hospital Research Fund (Grant 25-2014-0120)
Article History
Received: 3 October 2018
Accepted: 3 January 2019
First Online: 18 January 2019
Compliance with Ethical Standards
:
: A Ram Hong, Ji Hyun Lee, Jung Hee Kim, Sang Wan Kim, and Chan Soo Shin declare that they have no conflicts of interest.
: All procedures performed in this study 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. This study was approved by the institutional review board of Seoul National University Hospital. No investigations in animals were carried out in this study. The need for informed consent was waived due to the retrospective nature of the study.