1. Beibei Chen, Shujing Heng, Hanyong Peng, Bin Hu*, Xu Yu, Zhi-Ling Zhang, Dai-Wen Pang, Xin Yue, Ying Zhu, Magnetic solid phase microextraction on a microchip combined with electrothermal vaporization-inductively coupled plasma mass spectrometry for determination of Cd, Hg and Pb in cells. Journal of Analytical Atomic Spectrometry, 2010, 25, 1931-1938. (IF: 4.023).