1. Department of Hepatitis and AIDS; Pasteur Institute of Iran; Tehran Iran
2. Department of Immunology and Microbial Science; The Scripps Research Institute; La Jolla California USA
3. Influenza and Other Respiratory Viruses Dept.; Pasteur Institute of Iran; Tehran Iran
4. University of Strasbourg, EA7292, DHPI; Institute of Parasitology and Tropical Pathology Strasbourg; France