Kang, Gu Hyeok
Uhm, Jun Young
Choi, Young Gon
Kang, Eun Kye
Kim, Soo Young
Choo, Won Oh
Chang, Seong Sil http://orcid.org/0000-0002-1882-0467
Article History
Received: 12 June 2017
Accepted: 10 April 2018
First Online: 17 April 2018
Ethics approval and consent to participate
: Our study was approved by the institutional review board of Eulji University Hospital (Approval No. EMC 2017–04-014).
: The authors declare that they have no competing interests.
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