Funding for this research was provided by:
Soonchunhyang University
Article History
Received: 11 December 2018
Accepted: 16 March 2019
First Online: 6 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: Written informed consent was obtained from the patient.