1. Department of Oncology; Guang'anmen Hospital, China Academy of Chinese Medical Sciences; Beijing, P. R. China
2. Beijing University of Chinese Medicine; Beijing, P. R. China
3. Department of Nephrology; Guang'anmen Hospital, China Academy of Chinese Medical Sciences; Beijing, P. R. China
4. Institute of Chinese Materia Medica, China Academy of Chinese Medical Sciences; Beijing, P. R. China
5. Department of Oncology; Beijing Friendship Hospital, Capital Medical University; Beijing, China