Chemical constituents of Huoxiang Zhengqi Liquid Analysis on medication rules of state medical master Yan Zhenghua from prescriptions with Citri Reticulatae Pericarpium based on data mining Research on quality control of Xiangsha Pingwei Pills Research progress in anti-cardiovascular and cerebrovascular disease activity of Citri Reticulatae Pericarpium UFLC fingerprint of Huoxiang Zhengqi Dripping Pill Chemical constituents of Huoxiang Zhengqi Liquid Research on quality control of Xiangsha Pingwei Pills Comparison of essential oil enriched with ultrafiltration method and extraction method respectively from essential oil-in-water emulsion of Citri Reticulatae Pericarpium Viride by GC-MS