Article History
Received: 9 March 2020
Accepted: 17 August 2020
First Online: 28 August 2020
Compliance with ethical standards
:
: None of the authors (Hyung Suk Kim, Jun Ho Lee, or Min Gyu Kim) has any conflicts of interest or financial ties to disclose.
: Approval was obtained from the Institutional Review Board of Hanyang University Guri Hospital of Korea, College of Medicine.