1 Department of Orthopaedic Surgery, KK Women's and Children's Hospital, Singapore.
2 Department of Diagnostic and Interventional Imaging, KK Women's & Children's Hospital, Singapore.
3 Division of Surgery, KK Women's and Children's Hospital, Singapore.
4 Department of Orthopaedic Surgery, KK Women's and Children's Hospital, Singapore; Division of Surgery, KK Women's and Children's Hospital, Singapore. Electronic address: [email protected].