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Goodman GE, Thornquist MD, Balmes J, Cullen MR, Meyskens FL, Omenn GS, Valanis B, Williams JH. The Beta-Carotene and Retinol Efficacy Trial: Incidence of Lung Cancer and Cardiovascular Disease Mortality During 6-Year Follow-up After Stopping -Carotene and Retinol Supplements. JNCI Journal of the National Cancer Institute. 2004 Nov 30;96(23):1743–50. doi: 10.1093/jnci/djh320. |