introduction——NCBI

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; X  O0 Q$ O$ C" pNCBI is an importent tool in our daily experiment. Today I will give you some material to guide you how to use it.
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1 x* ?' o% z0 T& oFirst, this is the NCBI homepage:
; Z4 b+ g* }6 x8 yhttp://www.ncbi.nlm.nih.gov/
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what is more,this is the terms which you may use:. H) U% b" g1 e: O4 ?) i
http://www.ncbi.nlm.nih.gov/gquery/?term=intrduction9 h9 t- J4 M& l7 e/ s$ [0 X

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, U0 I* G+ r+ J- ^3 z7 hadditionally,some guide books in the attachment

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ruan

thank you

llingzu

thanks

moluxingke

3Q

jieyin86

谢了！

luoluowy

学习

冰罗布

thank you