1. Department of Orthopaedic SurgeryPerelman School of MedicineUniversity of PennsylvaniaPhiladelphiaPAUSA
2. Department of OrthopaedicsShandong University Qilu HospitalShandong UniversityJinanChina
3. Department of Orthopaedics/Sports Medicine and Joint SurgeryThe First Hospital of China Medical UniversityShenyangChina
4. Department of OrthopaedicsUnion HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhanChina
5. Department of Physical Medicine and RehabilitationPerelman School of MedicineUniversity of PennsylvaniaPhiladelphiaPAUSA
6. Translational Musculoskeletal Research Center (TMRC)Corporal Michael J. Crescenz Veterans Affairs Medical CenterPhiladelphiaPAUSA
7. Department of BioengineeringUniversity of PennsylvaniaPhiladelphiaPAUSA