Luo, H.
Cui, Y. Y.
Zhang, J. G.
Sun, Y. N.
Zheng, X. L.
Yang, C. L.
Ye, K.
Funding for this research was provided by:
the National Natural Science Foundation of China (81372436)
the Science and Technology Innovative Research Group of Zhengzhou city (121PCXTD524)
the Joint Research Funds of Henan province and the Minister of Health of China (201201009)