Kim, Sung-Hee
Kim, Ji-Soo
Article History
Received: 30 March 2017
Accepted: 4 November 2017
First Online: 11 November 2017
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All experiments followed the tenets of the Declaration of Helsinki. This study was approved by the Institutional Review Board of Seoul National University Bundang Hospital (IRB No. B-0910/086-102).
: Written informed consents were obtained from the participants.