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Authors
Dang, Duong Anh
Van Nguyen, Thuan
Nguyen, Dung Thi Thu
Pham, Dung Thi
Nguyen, Phuong Thi Ha
Nguyen, Thuong Duc
Pham, Tuan Anh
Le, Dung Thi Thuy
Ngo, Mung Thi
Nguyen, My Ha
Dao, Hien Hai
Pham, Son Hong
Nguyen, Mai Thi Thanh
Tran, Ha Thi Thu
Do, Son Ngoc
Nguyen, Ngoc Huy
Luong, Chinh Quoc
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Article History
Received: 15 March 2025
Accepted: 25 August 2025
First Online: 2 October 2025
Declarations
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: The Scientific and Ethics Committees of Vietnam National Children’s Hospital approved this study (Approval Number: VN01037/IRB00011976/FWA00028418) on August 31, 2023. The study was conducted according to the principles outlined in the Declaration of Helsinki. The Committees waived the need for informed consent for this retrospective observational study. Public notification of the study was provided through published postings, following the Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) guidelines, which include an explanation and elaboration of the STROBE Statement and a checklist of items that should be included in reports of cohort studies. The authors responsible for data analysis stored the dataset in password-protected systems and only presented anonymized data.
: Not applicable.
: The authors declare no competing interests.
