Park, Peong Gang https://orcid.org/0000-0002-4389-7917
Kang, Hee Gyung https://orcid.org/0000-0001-8323-5320
Park, Eujin https://orcid.org/0000-0002-4413-468X
Ahn, Yo Han https://orcid.org/0000-0002-8185-4408
Choi, Hyun Jin https://orcid.org/0000-0001-5473-0058
Han, Kyoung Hee https://orcid.org/0000-0002-6830-7311
Kim, Seong Heon https://orcid.org/0000-0001-8003-3010
Cho, Heeyeon https://orcid.org/0000-0003-3137-6054
Lee, Keum Hwa https://orcid.org/0000-0002-1511-9587
Shin, Jae Il https://orcid.org/0000-0003-2326-1820
Cho, Min Hyun https://orcid.org/0000-0002-7965-7587
Lee, Joo Hoon https://orcid.org/0000-0001-8010-3605
Park, Young Seo https://orcid.org/0000-0001-7653-2036
Kim, Jayoun https://orcid.org/0000-0003-2234-7091
Ha, Il-Soo https://orcid.org/0000-0001-5428-6209
Funding for this research was provided by:
Korea Centers for Disease Control and Prevention (2011E3300300, 2012E3301100, 2013E3301600, 2013E3301601, 2013E3301602, 2016E3300200, 2016E3300201, 2016E3300202, 2019E320100, 2019E320101, 2019E320102)
Article History
Received: 16 March 2021
Revised: 4 August 2021
Accepted: 20 August 2021
First Online: 11 March 2022
Declarations
:
: This study was approved by the institutional review boards of the participating centers, namely Seoul National University Hospital, Asan Medical Center, Kyungpook National University Hospital, Severance Hospital, Samsung Medical Center, Jeju University Hospital, and Pusan National University Children’s Hospital.
: All patients were enrolled after informed consent was obtained from caregivers.
: Not applicable.
: The authors declare no competing interests.