Shimada Shin'ichi, Sadamasu Kenji, Shinkai Takayuki, Kakuta Osamu, Kikuchi Yoshinori, Shinohara Michiyo, Uchida Kazue, Doi Rie, Kohmoto Kyoko, Shimizu Miho, Nakajima Setsuko
Department of Viral Diseases, Saitama Institute of Public Health, Saitama 338-0824, Japan.
Jpn J Infect Dis. 2006 Feb;59(1):67-8.