RESEARCH AND DEVELOPMENT COSTS AND RETURNS - US PHARMACEUTICAL INDUSTRY

被引：47

作者：

BAILY, MN ^{[1
]}

机构：

[1] MIT,CAMBRIDGE,MA

来源：

关键词：

D O I：

10.1086/259862

中图分类号：

F [经济];

学科分类号：

02 ;

摘要：

引用

页码：70 / 85

页数：16

共 34 条

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[4]

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[7]

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