Kronstrand, R <br/><br/>
Codeine concentration in hair after oral administration is dependent on melanin content.  [electronic resource] 

 -  Clinical chemistry  Sep 1999 
 - 1485-94 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0009-9147 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chromatography, High Pressure Liquid<br/>Codeine--analysis<br/>Female<br/>Gas Chromatography-Mass Spectrometry<br/>Hair--chemistry<br/>Humans<br/>Male<br/>Melanins--metabolism<br/>Morphine--analysis<br/>Narcotics--analysis<br/>Pyrroles--analysis<br/>Substance Abuse Detection--methods