Beers, Donald O. <br/><br/>
Generic and innovator drugs  a guide to FDA approval requirements. 

 - 7th ed. 
 - Frederick  Aspen Publ. Inc.  2008. 
 - p. (loose-leaf)  26 cm. 
<br/><br/><label>ISBN: </label>0735576637 9780735576636 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drugs--Generic substitution--Law and legislation--United States.<br/>Patent extensions--United States.<br/>Drugs--Generic substitution--Patents.--United States
<br/><br/><label>LC Class. No.: </label>KF 3894 .G45  / B443 2008