1. Department of Nuclear Science and Technology Nanjing University of Aeronautics and Astronautics Nanjing People's Republic of China
2. Joint International Research Laboratory on Advanced Particle Therapy Nanjing University of Aeronautics and Astronautics Nanjing People's Republic of China
3. Department of Radiation Oncology Jiangsu Cancer Hospital Nanjing People's Republic of China
4. Department of Radiation Physics Dezhou Second People's Hospital Dezhou People's Republic of China