自然杂志 ›› 2008, Vol. 30 ›› Issue (4): 199-204.
刘德麟1 邓柯2 耿直3 刘军4 梁菊生5
LIU De-lin; DENG Ke; GENG Zhi; LIU Jun; LIANG Ju-sheng
1、5 China Academy of Chinese Medical Sciences, Beijing 100700, china;2 Ph.D. Candidate, 3 School of Mathematical Sciences, peking University, Beijing 100871, China,4 Harvard University,MA02138, USA; Peking University, Beijing 100871, China