Brown, D M <br/><br/>
"Penbritin"-A New Broad-spectrum Antibiotic.  [electronic resource] 

 -  British medical journal  Jul 1961 
 - 197-8 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0007-1447 
<br/><br/><label>Standard No.: </label>10.1136/bmj.2.5246.197  doi