Clinical characteristics of pediatric cases infected with the SARS-CoV-2 Omicron variant in a tertiary children's medical center in Shanghai, China.

"Declarations Ethical approvalThe study was approved by the Institutional Review Board and the Ethics Committee of Shanghai Children’s Medical Center (SCMCIRB-K2022053-3). Conflict of interestNo financial or non-financial benefits have been received or will be received from any party related directly or indirectly to the subject of this article. Nan Shen is a member of the Editorial Board for World Journal of Pediatrics. The paper was handled by the other Editor and has undergone a rigorous peer review process. Nan Shen was not involved in the journal's review of, or decisions related to, this manuscript. Conflict of interest No financial or non-financial benefits have been received or will be received from any party related directly or indirectly to the subject of this article. Nan Shen is a member of the Editorial Board for World Journal of Pediatrics. The paper was handled by the other Editor and has undergone a rigorous peer review process. Nan Shen was not involved in the journal's review of, or decisions related to, this manuscript."

"Funding This work was funded by the Innovative Research Team of High-Level Local Universities in Shanghai (SHSMU-ZDCX20212800), Science and Technology Commission Shanghai Municipality (20JC1410200, 20JC1410204), 2021 Shanghai University Teacher Training Plan-Industry University Research Practice Plan Project (EYJ26.RL017), Shanghai Municipal Health Commission (2019SY049), and Shanghai Medical Leading Talents Program (2019LJ22)."