1. Institute of Chinese Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, Hong Kong.
2. Department of Chemical Pathology, The Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, Hong Kong.
3. Department of Laboratory Medicine, The Chongqing University of Medical Sciences, Chongqing, People’s Republic of China.
4. Department of Clinical Oncology, The Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, Hong Kong.