1. Department of Internal Medicine‑Oncology, Tianjin Medical University, Tianjin 300070, P.R. China
2. Department of Pathology, Shandong University Affiliated Shandong Cancer Hospital and Institute, Jinan, Shandong 250117, P.R. China
3. Department of Radiation Oncology, Shandong University Affiliated Shandong Cancer Hospital and Institute, Jinan, Shandong 250117, P.R. China
4. Department of Internal Medicine‑Oncology, Shandong University Affiliated Shandong Cancer Hospital and Institute, Jinan, Shandong 250117, P.R. China
5. Department of Gastrointestinal Surgery, Shandong University Affiliated Shandong Cancer Hospital and Institute, Jinan, Shandong 250117, P.R. China
6. Department of Internal Medicine‑Oncology, Affiliated Hospital of Shandong Academy of Medical Sciences, Jinan, Shandong 250033, P.R. China
7. Department of Orthopedics, The Second Hospital of Shandong University, Jinan, Shandong 250033, P.R. China