Berghöfer, R <br/><br/>
Biflavonoids in Hypericum perforatum1; Part 1. Isolation of I3, II8-Biapigenin.  [electronic resource] 

 -  Planta medica  Apr 1987 
 - 216-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0032-0943 
<br/><br/><label>Standard No.: </label>10.1055/s-2006-962676  doi