- Correspondence to Dr Ching-Heng Lin, Department of Medical Research, Taichung Veterans General Hospital, No. 1650, Sec. 4, Taiwan Blvd., Taichung 40705, Taiwan; ; Professor Der-Yuan Chen, Rheumatology and Immunology Center, China Medical University Hospital, No. 2, Yude Road, Taichung 40447, Taiwan;
- Received February 12, 2019
- Revised March 23, 2019
- Accepted March 24, 2019
- First published April 9, 2019.
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