Magura, S <br/><br/>
The validity of methadone clients' self-reported drug use.  [electronic resource] 

 -  The International journal of the addictions  Aug 1987 
 - 727-49 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0020-773X 
<br/><br/><label>Standard No.: </label>10.3109/10826088709027454  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Illicit Drugs--urine<br/>Methadone--therapeutic use<br/>Patient Compliance<br/>Self Care<br/>Substance-Related Disorders--rehabilitation