[1] Fac Med Timone, Unite Virus Emergents, 5Eme Etage Aile Bleu,27 Bd Jean Moulin, F-13385 Marseille 05, France
[2] Natl Collect Pathogen Viruses, Salisbury, Wilts, England
[3] Univ Bonn, Virol Lab, Bonn, Germany
[4] Bernhard Nocht Inst Trop Med, Virol Lab P4, Hamburg, Germany
[5] Slovak Acad Sci, Inst Virol, Bratislava, Slovakia
[6] Univ Geneva, Dept Pathol & Immunol, CH-1211 Geneva 4, Switzerland
[7] Univ Geneva, WHO Collaborating Ctr Vaccine Immunol, CH-1211 Geneva 4, Switzerland
[8] Inst Microbiol & Immunol, Ljubljana, Slovenia
[9] Onderstepoort Vet Inst, Praetoria, South Africa
[10] Chumakov Inst Poliomyelitis & Viral Encephalitide, Moscow, Russia
[11] Res Inst Influenza, St Petersburg, Russia
[12] Biomed Ctr, St Petersburg, Russia
[13] Mechnikov Res Inst, Moscow, Russia
[14] Ivanovsky Inst Virol, Moscow, Russia
[15] St Petersburg Pasteur Inst, St Petersburg, Russia
[16] Ctr Mol Diagnost, Moscow, Russia
[17] Robert Koch Inst, Berlin, Germany
[18] Chinese Acad Sci, Lab Pathogen Microbiol, Beijing, Peoples R China
[19] China CDC, Dept Viral Encephalitis & Arbovirus, Beijing, Peoples R China
[20] Ist Nazl Malattie Infett Roma, UOC, Rome, Italy
[21] Hacettepe Univ, Fac Sci, Dept Biol, Ecol Div,ESRL Labs, Ankara, Turkey