- Correspondence to Dr Qianjin Lu, Department of Dermatology, Hunan Key Laboratory of Medical Epigenomics, The Second Xiangya Hospital of Central South University, Changsha 410011, China; ; or Dr. Amr H. Sawalha, Division of Rheumatology, Department of Internal Medicine, University of Michigan, Ann Arbor, MI 48109, USA; .
- Received August 12, 2015
- Revised November 21, 2015
- Accepted December 11, 2015
- First published January 19, 2016.
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