Jagerdeo, Eshwar <br/><br/>
Screening of cocaine and its metabolites in human urine samples by direct analysis in real-time source coupled to time-of-flight mass spectrometry after online preconcentration utilizing microextraction by packed sorbent.  [electronic resource] 

 -  Journal of the American Society for Mass Spectrometry  May 2009 
 - 891-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1879-1123 
<br/><br/><label>Standard No.: </label>10.1016/j.jasms.2009.01.010  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cocaine--metabolism<br/>Equipment Design<br/>Humans<br/>Illicit Drugs--urine<br/>Linear Models<br/>Mass Spectrometry--methods<br/>Reference Standards<br/>Sensitivity and Specificity<br/>Solid Phase Microextraction--methods<br/>Substance Abuse Detection--methods<br/>Time Factors