1. Department of Medical Oncology, The First Affiliated Hospital of Bengbu Medical University, Bengbu, China
2. Department of Oncology, Suzhou Hospital Affiliated to Anhui Medical University, Suzhou, China
3. National Drug Clinical Trial Centre, The First Affiliated Hospital of Bengbu Medical University, Bengbu, China
4. Department of Medical Oncology, The Third People’s Hospital of Bengbu, Bengbu, China
5. Department of Oncology, The Fifth People’s Hospital of Fuyang, Fuyang, China