1 Department of Orthopaedics and Traumatology, The University of Hong Kong, Queen Mary Hospital, Hong Kong SAR; Department of Orthopaedics, The First Affiliated Hospital of Fujian Medical University, Fuzhou, Fujian 350004, China.
2 Department of Orthopaedics and Traumatology, The University of Hong Kong, Queen Mary Hospital, Hong Kong SAR; Department of Orthopaedics and Traumatology, The University of Hong Kong Shenzhen Hospital, Shenzhen, Guangdong 518053, China.
3 Department of Orthopaedics and Traumatology, The University of Hong Kong, Queen Mary Hospital, Hong Kong SAR, China.