Schwartzman, David <br/><br/>
The expected return from pharmaceutical research: sources of new drugs and the profitability of R & D investment 
Schwartzman, David 
 - Washington, D.C.  American Enterprise Inst. for Public Policy Research  1975 
 - 57 p. 
 - Evaluative studies, 19 .
<br/><br/><label>ISBN: </label>0844731595 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pharmaceutical research - Economic aspects - United States
<br/><br/><label>Dewey Class. No.: </label>338.476150973