Porter, Roy  1946-2002 <br/><br/>
The greatest benefit to mankind :  A medical history of humanity / 
Roy Porter . 
 - New York :  W.W. Norton & Company,  1997. 
 - xvi, 831 p. :  ill. 
<br/><br/><label>ISBN: </label>0-393-04634-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicine--History<br/>Social medicine--History