Hongcui Cao, Jinfeng Yang, Jiong Yu, Qiaoling Pan, Jianzhou Li, Pengcheng Zhou, Yanyuan Li, Xiaoping Pan, Jun Li, Yingjie Wang and Lanjuan Li*
* Corresponding author: Lanjuan Li ljli@zju.edu.cn
BMC Medicine 2012, 10:56 doi:10.1186/1741-7015-10-56