Barnhart, E R <br/><br/>
Bacitracin-associated peptides and contaminated L-tryptophan.  [electronic resource] 

 -  Lancet (London, England)  Sep 1990 
 - 742 p.  digital 
<br/><br/> Publication Type: Comparative Study; Letter 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Standard No.: </label>10.1016/0140-6736(90)92231-6  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bacitracin--analysis<br/>Chromatography, High Pressure Liquid<br/>Drug Contamination<br/>Humans<br/>Magnetic Resonance Spectroscopy<br/>Mass Spectrometry<br/>Peptides--analysis<br/>Tryptophan--analysis