,
Lee, Heekyung
Oh, Jaehoon https://orcid.org/0000-0001-8055-1467
Kang, Hyunggoo
Lim, Tae Ho
Ko, Byuk Sung
Choi, Hyuk Joong
Park, Seung Min
Jo, You Hwan
Lee, Jong Suk
Park, Yoo Seok
Yoon, Young-Hoon
Kim, Su Jin
Min, Young-Gi
Article History
Received: 3 July 2020
Accepted: 14 January 2021
First Online: 28 January 2021
Ethics approval and consent to participate
: The project was registered at ClinicalTrials.gov (identifier NCT03222999) and ethically reviewed and approved by the institutional review board (IRB) of the 62 participating hospitals. The study was waived for informed consent by the IRB.
: Not applicable.
: The authors declare no competing interests.