1. Key Laboratory of Stem Cells and Tissue Engineering (Sun Yat‐Sen University) Ministry of Education Guangzhou 510080 China
2. Guangdong Provincial People's Hospital Guangdong Academy of Medical Sciences Guangzhou 510080 China
3. Musculoskeletal Oncology Center The First Affiliated Hospital of Sun Yat‐Sen University Guangzhou 510080 China
4. Department of Urology Northwestern University Feinberg School of Medicine Chicago IL 60611 USA
5. Robert H. Lurie Comprehensive Cancer Center Northwestern University Feinberg School of Medicine Chicago IL 60611 USA