Studies on the Constituents of Aristolochia mollissima Hance Pharmacokinetics of aristolochie acid A in Radix Aristolochiae and Guanxinsuhe Capsule Trace analysis of aristolochic acid A Determination of aristolochic acid A in Zhushalian Capsule by RP-HPLC Determination of aristolochic acid A in Saruma henryi by HPLC Determination of aristolochic acid A in Yangxue Qingnao Granula by HPLC Research on biological detoxification of Chinese medicine containing aristolochic acid A by ten microorganisms Determination of aristolochic acid A in Radix Aristolociae and Herba Asari by RP-HPLC Research on reducing safrole and aristolochic acid A in Asari Radix et Rhizoma based on different processing techniques Methodological studies on selectively removing toxins in Aristolochiae manshuriensis by Chinese processing techniques Determination of aristolochic acid A in Guanxinsuhe preparations by RP-HPLC