Funding for this research was provided by:
Bumsuk Academic Research Fund (2017)
Article History
Received: 16 April 2018
Accepted: 29 June 2018
First Online: 18 July 2018
Ethics approval and consent to participate
: This prospective study was approved by the Institutional Review Board of Korea University Ansan Hospital, Gyeonggi-do, South Korea (Reference number: 2016AS0020) and was registered as a clinical trial at ExternalRef removed (Identification number: KCT0002192). All patients provided signed informed consent to participate in a clinical research study.
: Not applicable (no identifying patient data).
: Youngsub Eom is a member of the editorial board of this journal.The authors have no financial or proprietary interest in any product, method, or material described herein.
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