1. Provincial Key Laboratory of Pharmaceutics in Guizhou Province, School of Pharmacy; Guiyang Medical University; 9 Beijing Road Guiyang Guizhou 550004 PR China
2. Guizhou Academy of Instrumental Analysis; Guiyang Guizhou 550002 PR China
3. Department of Urinary Surgery; Affiliated Hospital of Guiyang Medical College; 9 Beijing Road Guiyang Guizhou 550004 PR China
4. Tianjin University of Traditional Chinese Medicine; Tianjin 300193 PR China