1. McGill AIDS Centre, Lady Davis Institute for Medical Research, Jewish General Hospital
2. Department of Microbiology and Immunology, Faculty of Medicine, McGill University, Montréal, Québec, Canada
3. AIDS and Cancer Virus Program, Frederick National Laboratory for Cancer Research, Maryland
4. California National Primate Research Center, University of California, Davis
5. Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis
6. Department of Medicine, Division of Experimental Medicine, Montréal, Québec, Canada
7. Department of Medicine, Division of Infectious Diseases, Jewish General Hospital, Faculty of Medicine, McGill University, Montréal, Québec, Canada