1. Biomedical Photonics Laboratory, School of Biomedical Engineering, Guangdong Medical University, Dongguan 523808, China
2. Department of Clinical Laboratory Medicine, Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou 510060, China
3. School of Mathematics, Sun Yat-sen University, Guangzhou 510275, China
4. School of Basic Medicine, Guangdong Medical University, Dongguan 523808, China