1. The Second Department of Medicine Oncology, General Hospital of Ningxia Medical University, Yinchuan, China.
2. The First Department of Medicine Oncology, General Hospital of Ningxia Medical University, Yinchuan, China.
3. Clinical Laboratory Center, General Hospital of Ningxia Medical University, Yinchuan, China.
4. Ningxia Key Laboratory of Clinical and Pathogenic Microbiology, General Hospital of Ningxia Medical University, Yinchuan, China.