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The summary below is from the full report titled “Cigarette Smoking and Risk for Impaired Fasting Glucose and Type 2 Diabetes in Middle-Aged Japanese Men.” It is in the 1 August 2000 issue of Annals of Internal Medicine (volume 133, pages 183-191). The authors are N. Nakanishi, K. Nakamura, Y. Matsuo, K. Suzuki, and K. Tatara.