1. Laboratory of Molecular Imaging and Nanomedicine, National Institute of Biomedical Imaging and Bioengineering; National Institutes of Health; Bethesda; MD; USA
2. Molecular Imaging Program at Stanford, Department of Radiology; Stanford University School of Medicine; Stanford; CA; USA
3. Ocean NanoTech; LLC; Springdale; AR; USA
4. Asian Liver Center, Department of Surgery; Stanford University School of Medicine; Stanford; CA; USA
5. Department of Radiology; the Fourth Hospital of Harbin Medical University; Heilongjiang; China