1. Department of Urology, The Second Affiliated Hospital, Dalian Medical University, 467, Zhongshan Road, Shahekou District, Dalian 116021, Liaoning, China
2. Department of Laboratory Medicine, The Second Affiliated Hospital of South China University of Technology, Guangzhou 510180, China
3. Guangdong Engineering Technology Research Center of Microfluidic Chip Medical Diagnosis, Guangzhou 510180, China