Herzog, Melvin <br/><br/>
Opioid warning label.  [electronic resource] 

 -  CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne  10 2017 
 - E1318 p.  digital 
<br/><br/> Publication Type: Letter; Comment 
<br/><br/><label>ISSN: </label>1488-2329 
<br/><br/><label>Standard No.: </label>10.1503/cmaj.733320  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analgesics, Opioid<br/>Product Labeling