[1] Chinese Univ Hong Kong, Prince Wales Hosp, Fac Med, Dept Diagnost Radiol & Organ Imaging, Shatin, Hong Kong, Peoples R China
[2] Chinese Univ Hong Kong, Prince Wales Hosp, Dept Pediat, Shatin, Hong Kong, Peoples R China
[3] Chinese Univ Hong Kong, Prince Wales Hosp, Dept Surg, Shatin, Hong Kong, Peoples R China