An Orthogonal Method for Comparing Extracting Techniqucs of Licorice Root Extract Optimization of extracting technique for glycosides in Jinkui Shenqi Pills by uniform design Effects of different extracting techniques on Naodesheng against focal cerebral infarction of rats Optimizing super pressure extracting technique for ginsenoside from Panax ginseng by orthogonal test Advances in new technologies applying to Chinese materia medics extraction Overview of extracting technique of compound Chinese materia medica