KATZ, S <br/><br/>
Intermediate-strength purified protein derivative. Its diagnostic significance in active tuberculosis.  [electronic resource] 

 -  The American review of respiratory disease  Feb 1960 
 - 196-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0003-0805 
<br/><br/><label>Standard No.: </label>10.1164/arrd.1960.81.2.196  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Immune System Phenomena<br/>Tuberculin<br/>Tuberculin Test<br/>Tuberculosis--diagnosis