Kim, Ryul
Son, Kyung-Lak
Lee, Kwang-Min
Choi, Younak
Hong, Junshik
Shin, Dong-Yeop
Koh, Youngil
Hahm, Bong-Jin
Kim, Inho
Funding for this research was provided by:
Seoul National University Hospital Research Fund (0420160240)
Article History
Received: 23 October 2017
Accepted: 23 March 2018
First Online: 3 April 2018
Compliance with ethical standards
: This protocol was approved by the Institutional Review Board at SNUH (IRB approval no. H-1005-043-318) and was conducted in accordance with Declaration of Helsinki provisions.
: The authors have no conflicts of interest to declare or other disclosures.