Yanyan Zhou, Nanxiang Zhou, Weiyi Fang* and Jirong Huo*
* Corresponding authors: Weiyi Fang fangweiyi1975@yahoo.com.cn - Jirong Huo hjr198@hotmail.com
Diagnostic Pathology 2010, 5:58 doi:10.1186/1746-1596-5-58
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