|  1. Dr. 
Qing Yu Zeng |     |    | Address | Department 
of Rheumatology, Shantou University Medical College, 22 Xin Ling Road, Shantou, Guangdong 
515041, China. |    | Email | qyzeng@stu.edu.cn |   
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 |  1. Dr. 
Shun-Le Chen |     |    | Address | Department 
of Rheumatology, Renji Hospital, No 2 Medical University, 145 Shan Dong 
Road, Shanghai, 200001 China  |    | Email | slchen@online.sh.cn |   
 | Tel. | + 
86-21-63260477 |    | Fax. | + 
86-21-63363475 |     |     |   |  
    
  
    
 |  2. Dr. 
S. M. Dai |     |    | Address | Department 
of Rheumatology and Immunology, Changhai Hospital, Second Military medical 
University, 168 Changhai Road, Shanghai 200433, China. |    
| Email | daism69@yahoo.com.cn |  | Fax | 86-21-65270409 |   
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