1. Wei JH. On construction of hospital ethics committee. Med Philos (Chin) 2005;26:31–32.
2. Zheng XY, ed. Guiding principle of clinical research on new drugs of traditional Chinese medicine. Beijing: China Medic-Pharmaceutical Sciences and Technology Publishing House, 2002:3–6.
3. Zhai XM. Informed consent in clinical practice and clinical research. Basic Med Sci Clin (Chin) 2007;27:108–112.
4. State Food and Drug Administration, ed. Good clinical practice. Beijing; 2003: Chapter 13 Supplementary Provisions.