- Correspondence to Dr Wenge Fan, Department of Dermatology, First People's Hospital of Changshu City, Changshu Hospital Affiliated to Soochow University, Changshu, Jiangsu Province 215500, P R China;
- Received April 27, 2013
- Revised July 21, 2013
- Accepted July 27, 2013
- First published August 12, 2013.
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