Fang, Chao
Zhou, Zheng
Li, Jianping
Zhang, Xiucai
Xia, Jintao
Liu, Shixing
Zhao, Yining
Zhou, Mingming
Chen, Yinghu
Funding for this research was provided by:
Key Program of The Independent Design Project of National Clinical Research Center for Child Health (No. I23J0006)
National Science Foundation of China (No.82371829)
“Pioneer” and “Leading Goose” R&D Program of Zhejiang Province (No.2023C03028)
Article History
Received: 2 March 2026
Accepted: 20 April 2026
First Online: 28 April 2026
Declarations
:
: This study was conducted in accordance with the ethical principles outlined in the Declaration of Helsinki. Ethical approval was obtained from the ethics committee of Children’s Hospital, Zhejiang University School of Medicine under approval number 2025-IRB-0264-P-01. The study involved analysis of previously archived, de-identified S. pneumoniae isolates with no direct contact with patients or access to personal identifiers, therefore the requirement for informed consent was waived by the ethics committee of Children’ Hospital, Zhejiang University School of Medicine.
: Not applicable.
: The authors declare no competing interests.