1. Department of Surgery, The University of Hong Kong, Hong Kong SAR, China.
2. Department of Anatomical Pathology, The University of Hong Kong, Hong Kong SAR, China.
3. Division of Clinical Biochemistry, Department of Pathology and Clinical Biochemistry, Queen Mary Hospital, Hong Kong SAR, China.
4. Department of Clinical Oncology, The University of Hong Kong, Hong Kong SAR, China.