1. School of Radiation Medicine and Protection and School for Radiological and Interdisciplinary Sciences (RAD-X); Collaborative Innovation Center of Radiation Medicine of Jiangsu Higher Education Institutions; Soochow University; Suzhou Jiangsu 215123 China
2. Department of Radiotherapy; East District of Suzhou Municipal Hospital; Suzhou Jiangsu 215001 China
3. Department of Nuclear Medicine; Suzhou Hospital Affiliated to Nanjing Medical University; Suzhou Municipal Hospital; Suzhou Jiangsu 215002 China