1. State Key Laboratory of Oncology in South China Guangzhou China
2. Departments of UltrasoundSun Yat‐sen University Cancer Center Guangzhou China
3. Departments of Medical OncologySun Yat‐sen University Cancer Center Guangzhou China
4. Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Sun Yat‐sen Memorial HospitalSun Yat‐sen University Guangzhou China
5. Department of Ultrasound, Sun Yat‐sen Memorial HospitalSun Yat‐sen University Guangzhou China