1. Department of Electronic Engineering; Chinese University of Hong Kong; Hong Kong China
2. Department of Medical Physics and Biomedical Engineering; University College London; London UK
3. Division of Plastic Reconstructive and Aesthetic Surgery, Department of Surgery; Chinese University of Hong Kong; Hong Kong China
4. Department of Imaging and Interventional Radiology; Chinese University of Hong Kong; Hong Kong China
5. Department of Physics; University of Warwick; Coventry UK