Handbook of antimicrobial therapy / 
The medical letter. On drugs and therapeutics. 
 - Revised ed. 
 - New Rochelle :  The medical letter, Inc.,  1988. 
 - 139 p. ;  17 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drugs--Handbooks, manuals, etc.