Wen-Rong Ge, Department of Pediatrics, Beijing Friendship Hospital, Capital Medical University, Beijing 100000, China
Lin Wan, Guang Yang, Department of Pediatrics, The First Medical Center of Chinese PLA General Hospital, Beijing 100853, China
Author contributions: Ge WR, Wan L and Y G designed the research study; Ge WR and Wan L performed the research; Ge WR contributed to the analytic tools; Ge WR analyzed the data and wrote the manuscript; All authors have read and approved the final manuscript.
Supported by National Natural Science Foundation of China, No. 81671279; and Big Data and Artificial Intelligence Research and Development Project of the Chinese PLA General Hospital, No. 2019MBD-004.
Informed consent statement: The family were informed of the purpose of the study and provided written informed consent for the publication of this article. The study was conducted in accordance with the Declaration of Helsinki, and approved by the ethics committee of the First Medical Center of the PLA General Hospital (Beijing, China).
Conflict-of-interest statement: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.
CARE Checklist (2016) statement: The authors have read the CARE Checklist (2016), and the manuscript was prepared and revised according to the CARE Checklist (2016).
Open-Access: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See:
http://creativecommons.org/Licenses/by-nc/4.0/ Corresponding author: Guang Yang, PhD, Professor, Department of Pediatrics, The First Medical Center of Chinese PLA General Hospital, No. 28 Fuxing Road, Haidian District, Beijing 100853, China. yangguang74@301hospital.com.cn
Received: December 18, 2020
Peer-review started: December 18, 2020
First decision: January 17, 2021
Revised: January 18, 2021
Accepted: February 1, 2021
Article in press: February 1, 2021
Published online: April 16, 2021