Rosoff, Morton (ed) <br/><br/>
Controlled release of drugs : polymers and aggregate systems 

 - VCH publishers, New York  1989 
 - xi,315p 
<br/><br/><label>ISBN: </label>0-89573-321-8 
<br/><br/><label>Dewey Class. No.: </label>615.191 Ros