1. Department of Paediatrics and Adolescent Medicine, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong SAR, People’s Republic of China
2. Paediatric Infectious Disease Unit, Department of Paediatrics and Adolescent Medicine, Princess Margaret Hospital, Hong Kong SAR, People’s Republic of China
3. Department of Microbiology, Carol Yu Centre for Infection, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong SAR, People’s Republic of China
4. Department of Paediatrics, Queen Elizabeth Hospital, Hong Kong SAR, People’s Republic of China
5. Haematology laboratory, Department of Pathology, Princess Margaret Hospital, Hong Kong SAR, People’s Republic of China
6. Centre for Safe Medication Practice and Research, Department of Pharmacology and Pharmacy, The University of Hong Kong, Hong Kong SAR, People’s Republic of China
7. Research Department of Practice and Policy, UCL School of Pharmacy, University College, London, United Kingdom
8. Divison of Transplantation and Immunogenetics, Department of Pathology, Queen Mary Hospital, HKSAR, People’s Republic of China