1. West China Hospital, Sichuan University, Chengdu, Sichuan, China
2. Affiliated Hospital of Chengdu University, Chengdu, Sichuan, China
3. Chinese University of Hong Kong, Shenzhen, Guangdong, China
4. Department of Medical Oncology, Thomas Jefferson University, Philadelphia, PA
5. Sidney Kimmel Medical College, Thomas Jefferson University, Philadelphia, PA
6. University of Pittsburgh Medical Center, University of Pittsburgh, Pittsburgh, PA
7. Sichuan University Library, Sichuan University, Chengdu, Sichuan, China