Nielsen, B <br/><br/>
Oripavine - a new opium alkaloid.  [electronic resource] 

 -  Planta medica  Aug 1983 
 - 205-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0032-0943 
<br/><br/><label>Standard No.: </label>10.1055/s-2007-969921  doi