1. Department of Radiotherapy, Shaoxing People’s Hospital, Shaoxing, Zhejiang, China
2. Department of Planned Immunization, Shinan District Center for Disease Control and Prevention, Qingdao, Shandong, China
3. School Health Department, West Coast New Area Center for Disease Control and Prevention, Qingdao, Shandong, China
4. Department of Oncology Radiotherapy, Shaoxing People’s Hospital, Shaoxing, Zhejiang, China