1. CAS Key Laboratory of Molecular Imaging, Institute of Automation, Chinese Academy of Sciences, Beijing, China
2. Medical Imaging Center, The First Affiliated Hospital, Jinan University, Guangdong, China
3. School of Engineering Medicine and School of Biological Science and Medical Engineering, Beihang University, Beijing, China
4. School of Instrumentation and Optoelectronic Engineering, Beihang University, Beijing, China