Choi, Young Hoon
Ha, Eun Jin http://orcid.org/0000-0003-3278-0550
Shim, Youngbo
Kim, Jungook
Choo, Yoon-Hee
Kim, Hye Seon
Lee, Sung Ho
Kim, Kang Min
Cho, Won-Sang
Kang, Hyun-Seung
Kim, Jeoug Eun
Article History
Received: 27 February 2023
Accepted: 20 July 2023
First Online: 23 August 2023
Conflict of interest
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The institutional review board of our institute approved this study (No. 2302-045-1402). Informed consent was waived for the retrospectively studied participants because our study did not adversely affect their rights and welfare. Participants or the legal guardians of participants in the newly developed bundle protocol group provided written informed consent prior to study enrollment.