Bae, Seong Phil
Kim, Sung Shin
Yun, Jungha
Lee, Hanbyul
Hahn, Won-Ho
Park, Suyeon
Article History
Received: 14 August 2023
Revised: 4 April 2024
Accepted: 9 April 2024
First Online: 11 May 2024
Competing interests
: The authors declare no competing interests.
: Participation of infants in the registration of data in the KNN was approved by the Institutional Review Board (IRB) of each participating center. Written informed consent was obtained from parents of each participant in the study.