1. Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou 510060, China
2. Department of Pathology, Sun Yat-Sen University Cancer Center, Guangzhou, China
3. Department of Pathology, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
4. Boao Evergrande International Hospital, Hainan, China