From the ∗Beijing Institute of Geriatrics, National Health Commission
Departments of †Radiology
‡Neurology
§Neurosurgery, Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Science, Beijing, China.
Received for publication November 3, 2021; accepted March 8, 2022.
Correspondence to: Juan Chen, MD, PhD, Department of Radiology, Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Science, No.1 DaHua Road, Dong Dan, Beijing, 100-730, China (e-mail: [email protected]).
Contributors: L.L. collected, analyzed, and interpreted the data, and drafted and revised the manuscript. J.C. designed, conceptualized, and interpreted the study, and drafted and revised the manuscript. Y.J. drafted and revised the manuscript for intellectual content. J.W. and Y.C. performed clinical evaluations. R.C., Y.L., and G.W. collected and cleaned the data.
Funding was provided from the 2020 SKY Imaging Research Fund of the Chinese International Medical Foundation (Z-2014-07-2003-02) and the 2020 Beijing Hospital National Natural Science Foundation of China Preliminary Research Project (BJ-2020-131).
The authors declare no conflict of interest.