1. Key Laboratory of Radiation Physics and Technology Institute of Nuclear Science and Technology Sichuan University Chengdu China
2. Department of Radiation Oncology Radiation Oncology Key Laboratory of Sichuan Province Sichuan Cancer Hospital & Institute Chengdu China
3. Institute of Nuclear Science and Technology Sichuan University Chengdu China
4. UOC Fisica Sanitaria Fondazione Policlinico Universitario Agostino Gemelli Rome Italy