He, Mi-Er <br/><br/>
[Study on the extraction of breviscapine from Erigeron breviscapus with ultrasonic wave technology optimized by central composite design-response surface method].  [electronic resource] 

 -  Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials  Jun 2010 
 - 984-8 p.  digital 
<br/><br/> Publication Type: Evaluation Study; Journal Article 
<br/><br/><label>ISSN: </label>1001-4454 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analysis of Variance<br/>Chromatography, High Pressure Liquid<br/>Drugs, Chinese Herbal--chemistry<br/>Erigeron--chemistry<br/>Ethanol--chemistry<br/>Flavonoids--isolation & purification<br/>Plants, Medicinal--chemistry<br/>Technology, Pharmaceutical--methods<br/>Time Factors<br/>Ultrasonics