Shima Takako, Saito Takayuki, Kondo Makiko, Watanabe Sumi, Mizuno Keiko, Sato Yoshihiro, Orihara Naomi, Onoue Yoichi, Nikkawa Takayasu
Department of Biology, Kanagawa Prefectural Institute of Public Health, Kanagawa 253-0087, Japan.
Jpn J Infect Dis. 2007 Feb;60(1):63-4.