Ahn, Sung Gwe
Bae, Soong June
Lee, Hak Woo
Yoon, Chang Ik
Kim, Jun Won
Lee, Ik Jae
Jeong, Joon http://orcid.org/0000-0003-0397-0005
Article History
Received: 23 April 2018
Accepted: 2 November 2018
First Online: 22 November 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The institutional review boards approved the trial according to their local laws and regulations (IRB No 3-2013-0299). All patients gave written informed consent, and the trial was conducted in compliance with the Helsinki Declaration.