Study on release kinetics for gel of Aconitum brachypodum based on nonlinear mixed effect model Pharmacokinetics of bullatine A in Aconitum brachypodum total alkaloids gel in transdermal delivery Comparative study on transdermal osmosis in vitro of Aconitum brachypodiumliniment,gel and patcher Identification on the Botanical Origin of Xueshangyizhihao Produced in Shaanxi,Gansu,Sichuan Provinces and Ningxia Hui Autonomous Region Chemical constituents of Aconitum brachypodum from Dong-Chuan area