1. Division of Haematology, Department of Medicine, Queen Mary Hospital, The University of Hong Kong, Pokfulam, Hong Kong
2. Division of Hematology, Mayo Clinic, Rochester, MN, USA
3. Department of Nuclear Medicine and PET, Hong Kong Sanatorium and Hospital, Hong Kong
4. Division of Haematology, Department of Medicine, Queen Mary Hospital, The University of Hong Kong, Pokfulam Road, Pokfulam, Hong Kong