Funding for this research was provided by:
Natural Science Foundation of Zhejiang Province (LQ17H190005)
National Natural Science Foundation of China (81672129, 81472055)
Public Technology Applied Research Foundation of Zhejiang Province of China (LGF18H060009)
the Administration of Zhejiang Traditional Chinese Medicine (2016ZA136)
Key Research and Development Program of Zhejiang Province (2019C03023)
Zhejiang College Students Innovative Entrepreneurial Training Program (2018R413011)
Received: 25 February 2019
Accepted: 18 February 2020
First Online: 27 March 2020
Ethics approval and consent to participate
: Sera were acquired from RA patients and healthy controls at the First Affiliated Hospital of Wenzhou Medical University. This study was approved by the Clinical Research Ethics Committees of the First Affiliated Hospital of Wenzhou Medical University (No. 2016157). All patients participated in this study provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.