Funding for this research was provided by:
Bucheon St. Mary's Hospital (2019)
Korea Health Industry Development Institute (HI17C2012030018)
Article History
Received: 20 August 2020
Accepted: 6 February 2021
First Online: 20 February 2021
Compliance with ethical standards
:
: The authors have no competing interests to declare.
: Informed consent was obtained after the purpose and potential risks of the procedure were explained to each participant.
: The authors agree to transfer the publication rights to the journal.
: This study was approved by the institutional review board of Bucheon St. Mary’s hospital and conducted according to the Declaration of Helsinki.