Considering the alternatives.  [electronic resource] 

 -  Occupational health & safety (Waco, Tex.)  Aug 2004 
 - 20, 22, 24 passim p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0362-4064 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Employment<br/>Private Sector<br/>Substance Abuse Detection--legislation & jurisprudence<br/>United States<br/>United States Dept. of Health and Human Services