1. Department of Cancer Prevention and Treatment, Cancer Hospital of China Medical University/Liaoning Cancer Hospital and Institute, Shenyang, China
2. Department of Hepatobiliary and Pancreatic Surgery, Cancer Hospital of China Medical University/Liaoning Cancer Hospital and Institute, Shenyang, China
3. Department of Neurosurgery, Cancer Hospital of China Medical University/Liaoning Cancer Hospital and Institute, Shenyang, China