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PubMed
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History
- Published online July 1, 2019.
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© 2019
Author Information
- CAN LI, MD
- JIULIANG ZHAO, MD⇑
- Address correspondence to Dr. J. Zhao, Department of Rheumatology, Peking Union Medical College Hospital, No. 1 Shuaifuyuan, Dongcheng District, Beijing 100730, China. E-mail: zjlpumc{at}sina.com.