[1] Univ Hong Kong, Lab Biomed Imaging & Signal Proc, Hong Kong, Peoples R China
[2] Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Peoples R China
[3] Univ Hong Kong, Dept Surg, Hong Kong, Peoples R China
[4] Univ Hong Kong, Dept Med, Hong Kong, Peoples R China
[5] Univ Hong Kong, Dept Diagnost Radiol, Hong Kong, Peoples R China