1. Medical School of Chinese People’s Liberation Army (PLA), Beijing, China (mainland)
2. Department of Oncology, The Eighth Medical Center, Chinese People’s Liberation Army (PLA) General Hospital, Beijing, China (mainland)
3. Department of Oncology, Beijing Cancer Hospital, Beijing, China (mainland)
4. Department of Oncology, Harbin Medical University Cancer Hospital, Harbin, Heilongjiang, China (mainland)
5. Department of Medical Oncology, Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China (mainland)
6. Department of Oncology, The First Medical Center, Chinese People’s Liberation Army (PLA) General Hospital, Beijing, China (mainland)