1. Chongqing Research Center for Pharmaceutical Engineering
2. Chongqing Key Laboratory of Biochemistry and Molecular Pharmacology
3. College of Pharmacy
4. Chongqing Medical University
5. Chongqing 400016
6. Chongqing Key Laboratory of Ultrasound Molecular Imaging
7. Institute of Ultrasound Imaging
8. P. R. China
9. Experimental Teaching and Management Center