1. Women and Children's Hospital Chongqing Medical University Chongqing 401147 P. R. China
2. Department of Pharmaceutical Analysis College of Pharmacy Third Military Medical University (Army Medical University) Chongqing 400038 P. R. China
3. Yu-Yue Pathology Scientific Research Center 313 Gaoteng Avenue, Jiulongpo District Chongqing 400039 P. R. China
4. Department of Pharmaceutics College of Pharmacy Third Military Medical University (Army Medical University) Chongqing 400038 P. R. China
5. Department of Pediatrics Southwest Hospital Third Military Medical University (Army Medical University) Chongqing 400038 China
6. State Key Laboratory of Trauma and Chemical Poisoning Third Military Medical University (Army Medical University) Chongqing 400038 China