求助文献2篇，谢谢

7ubo

ScienceDirect - Mutation Research/Reviews in Mutation Research : Many different tumor types have polyclonal tumor origin: Evidence and implications
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% j% }; [! y8 x' d) Q# f/ L) sProblems and paradigms: On the clonal origin of tumours – lessons from studies of intestinal epithelium - Schmidt - 2005 - BioEssays - Wiley Online Library0 x! P: T. W' I1 K
http://onlinelibrary.wiley.com/d ... monthly+maintenance

hstudent

1 偶看ok
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