1 Department of Rheumatology and Immunology, The Second Affiliated Hospital of Shenzhen University, The People's Hospital of Baoan Shenzhen, Shenzhen, Guangdong, China.
2 Department of Rheumatology and Immunology, The Second Affiliated Hospital of Shenzhen University, The People's Hospital of Baoan Shenzhen, Shenzhen, Guangdong, China. Electronic address: [email protected].