1. Thayer School of Engineering, Dartmouth College, Hanover, New Hampshire 03755, United States
2. Institute of Biomedical Analytical Technology and Instrumentation, School of Life Science and Technology, Key Laboratory of Biomedical Information Engineering of Ministry of Education, Xi’an Jiaotong University, 710049 Xi’an, Shaanxi, China
3. Engineering Research Center of Molecular and Neuro Imaging of the Ministry of Education, School of Life Science and Technology, Xidian University, 710071 Xi’an, Shaanxi, China
4. The United Innovation of Mengchao Hepatobiliary Technology Key Laboratory of Fujian Province, Mengchao Hepatobiliary Hospital of Fujian Medical University, Fuzhou 350025, P. R. China
5. Norris Cotton Cancer Center, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire 03766, United States