1. Institute of Forensic Medicine and Laboratory Medicine Jining Medical University Jining Shandong China
2. Forensic Science Center of Jining Medical University Jining Shandong China
3. PICC Catheterization and Maintenance Clinic Jining No. 1 People's Hospital Jining Shandong China
4. Department of Pain Treatment Jining No. 1 People's Hospital Jining Shandong China
5. Department of Oncology Jining No. 1 People's Hospital Jining Shandong China