1. World Health Organization (2000) General guidelines for methodologies on research and evaluation of traditional medicine. WHO, Geneva
2. Chinese Pharmacopoeia Commission (2010) Pharmacopoeia of the People’s Republic of China. China Medical Science, Beijing
3. Xu GJ (1986) Microscopic identification of unprocessed Chinese drugs. People’s Medical, Beijing
4. Zhao ZZ (2005) An illustrated microscopic identification of Chinese materia medica. Liaoning Science and Technology, Shenyang
5. Sun SQ, Zhou Q, Chen JB (2011) Infrared spectroscopy for complex mixtures—applications in food and traditional Chinese medicine. Chemical Industry, Beijing