Lee, Kyu Won
Choi, Sae Woong
Park, Yong Hyun
Bae, Woong Jin
Choi, Yong Sun
Ha, U-Syn
Hong, Sung-Hoo
Lee, Ji Youl
Kim, Sae Woong
Cho, Hyuk Jin http://orcid.org/0000-0003-2599-2950
Article History
Received: 5 November 2017
Accepted: 23 January 2018
First Online: 2 February 2018
Compliance with ethical standards
:
: Kyu Won Lee, Sae Woong Choi, Yong Hyun Park, Woong Jin Bae, Yong Sun Choi, U-Syn Ha, Sung-Hoo Hong, Ji Youl Lee, Sae Woong Kim and Hyuk Jin Cho have no conflicts of interests or financial ties to disclose.
: All human studies have been approved by the appropriate ethics committee and have, therefore, been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. This study has been approved by our institutional review board (KC15EISI0015).
: Informed consent was obtained from all individual participants included in the study.