1. Department of Chemical Pathology Prince of Wales HospitalThe Chinese University of Hong Kong Hong Kong China
2. Institute of Chinese Medicine and State Key Laboratory of Research on Bioactivities and Clinical Applications of Medicinal Plants The Chinese University of Hong Kong Hong Kong China
3. Department of Paediatrics The Chinese University of Hong KongPrince of Wales Hospital Hong Kong China
4. Faculty of Medicine and State Key Laboratory of Quality Research in Chinese Medicines Macau University of Science and Technology Macau China