- Corresponding to Jia-Jin Yang, Department of Clinical Laboratory, Second Xiangya Hospital, Central South University, 139 Renmin Zhong Road, Changsha, Hunan 410011, PR China;
- Received August 29, 2013
- Revised September 18, 2013
- Accepted October 7, 2013
- First published October 29, 2013.
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