5.
Murakami Y, Ueshima H, Okamura T, Kadowaki T, Hozawa A, Kita Y, Hayakawa T, Okayama A, NIPPON DATA80 Research Group: Life expectancy among Japanese of different smoking status in Japan: NIPPON DATA80. Journal of Epidemiology. 2007, 17: 31-37. 10.2188/jea.17.31.