Studies on HPLC-fingerprint of Rhizoma Fagopyri Dibotoryis Effect of Chlorpromazine combined with Platycodon grandiflorum on change of dopamine in rat striatum by microdialysis Determination of epicatechin in Rhizoma Fagopyri Dibotoryis by HPLC-ECD Effect of chlorpromazine combined with Platycodon grandiflorum on change of dopamine in rat striatum by microdialysis Quality evaluation of Flos Carthami The Effect of Shourong Compound Formula on Levels of Dopamine and Its Metabolites in Brain of Parkinson‘s Disease Mice Induced by Reserpine