J4 ›› 2009, Vol. 35 ›› Issue (3): 556-558.

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 HAN Cheng-Min1, TUN Guo-Min1, SUN Xiu-Mei2, JI Cuan2, NA Hui3   

  • Received:2008-11-04 Online:2009-05-28 Published:2009-08-14

CLC Number: 

  • R782.11