学会発表（国際）
Effects of ambient air pollution (PM2.5) on daily mortality in Japanese 20 cities.
Takeuchi A, Matsuyama Y, Omori T, Ono M, and Nitta H. Effects of ambient air pollution (PM2.5) on daily mortality in Japanese 20 cities. The XXIVth International Biometric Conference, Dublin, Ireland, 13/July-15/July, 2008