Toxicokinetics of bakuchiol,hepatic and renal toxicity in rats after single oral administration of Psoraleae Fructus and combination with Glycyrrhizae Radix et Rhizoma Optimization of ethanol extraction process of Psoraleae Fructus-Myristicae Semen drug pair by orthogonal test combined with fingerprint Spectrum-effect relationship of different parts from Ershen Pill on warming spleen to relieve diarrhea Analysis on chemical constitutes in Psoraleae Fructus by combination of HPLC/ TOF-MS and HPLC/IT-MSn Optimization of processing technology for Psoraleae Fructus by D-optimal response surface methodology with UHPLC Optimization of preparation of salt-processed Psoraleae Fructus medicines with multi-index orthogonal method