- Correspondence to Dr Hongying Zhang, Department of Pathology, West China Hospital, Sichuan University, Guoxuexiang 37, Chengdu, Sichuan 610041, China. or Dr Ni is now a PhD candidate in the Department of Anatomical and Cellular Pathology, Prince of Wales Hospital, The Chinese University of Hong Kong, Hong Kong
- Received September 22, 2012
- Revised October 3, 2012
- Accepted October 7, 2012
- First published November 21, 2012.
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