2KNELLER R.Autarkic drug discovery in Japanese pharmaceutical companies:insights into national differences in industrial innovation[J].Res Policy,2003,32 (6):1806-1827.
3COCKBURN I,HENDERSON R.Public-private interaction and the productivity of pharmaceutical research[J].J Ind Econ,1998,46(2):6018.
4VAN BRUNT J.Pharma's new vision.Signals Magazine[EB/OL].(2000-01-06).http://www.signalsmag.com.
5AVENTIS.Research and development:top 10 companies pipeline[EB/OL].(2001-03-17).http://www.pharma.aventis.com.au/research/pipeline/top10.htm.
