Wallace, J E <br/><br/>
Gas-liquid chromatographic determination of cocaine and benzoylecgonine in urine.  [electronic resource] 

 -  Analytical chemistry  Jan 1976 
 - 34-8 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0003-2700 
<br/><br/><label>Standard No.: </label>10.1021/ac60365a038  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chromatography, Gas<br/>Cocaine--analogs & derivatives<br/>Humans