1. Department of Medicine, Queen Mary Hospital, Hong Kong, China;
2. Departments of Internal Medicine and Pathology and Microbiology, University of Nebraska Medical Center, Omaha;
3. Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand;
4. Department of Pathology and Clinical Laboratories, Nagoya University Hospital, Nagoya, Japan;
5. Division of Haemato-Oncology, Department of Medicine, Samsung Medical Center, Sunkyunkwan University School of Medicine, Seoul, Korea; and
6. Department of Pathology, Singapore General Hospital, Singapore