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Authors
Yang, Ya
Wang, Hongyan
Su, Na
Gao, Luying
Gu, Yang
Cai, Siman
Dai, Qing
Li, Jianchu
Jiang, Yuxin
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Funding
Funding for this research was provided by:
the International Health Exchange and Cooperation Center (ihecc2020C20032, ihecc2020C20032, ihecc2020C20032, ihecc2020C20032, ihecc2020C20032, ihecc2020C20032, ihecc2020C20032, ihecc2020C20032, ihecc2020C20032)
the National High Level Hospital Clinical Research Funding (2022-PUMCH-B-064, 2022-PUMCH-B-064, 2022-PUMCH-B-064)
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Article History
Received: 29 January 2023
Accepted: 24 July 2025
First Online: 28 July 2025
Declarations
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: This study was approved by the ethics review committee of the Peking Union Medical College Hospital (PUMCH), and all methods in this study were carried out in accordance with relevant guidelines and regulations (declaration of helsinki). Informed consent was obtained from all subjects and/or their legal guardians prior to the ultrasound examination.
: Not applicable.
: The authors declare no competing interests.
