1. Department of Orthopaedics Lanzhou University Second Hospital, Orthopaedics Key Laboratory of Gansu Province, Orthopaedics Clinical Research Center of Gansu Province Lanzhou China
2. Key Laboratory of Medical Imaging of Gansu Province Lanzhou University Second Hospital, Gansu International Scientific and Technological Cooperation Base of Medical Imaging Artificial Intelligence Lanzhou China
3. Department of Pathology Yale University School of Medicine New Haven CT USA