[1] Chinese Ctr Dis Control & Prevent, IVDC, China CDC, Dept Viral Encephalitis,Inst Viral Dis Control &, Beijing 100052, Peoples R China
[2] State Key Lab Infect Dis Prevent & Control SKLID, Beijing 100052, Peoples R China
[3] Natl Inst Infect Dis, Dept Virol 1, Shinjuku Ku, Tokyo 1628640, Japan
[4] Canadian Food Inspect Agcy, Ottawa Lab Fallowfield, Rabies Ctr Expertise, Nepean, ON K2H 8P9, Canada