1. School of Surgery and Pathology, University of Western Australia, Perth, Australia.
2. Clinical Immunology and Immunogenetics, Royal Perth Hospital, Perth, Australia.
3. Pokdisus (Working Group on AIDS) Faculty of Medicine, University of Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia.
4. Burnet Institute, Melbourne, Australia.
5. Infectious Diseases Unit, Alfred Hospital, Melbourne, Australia.
6. Department of Medicine, Monash University, Melbourne, Australia.