Wiencke, John; Chen, L-S; Baker, T; Hung, RJ; Horton, A; Culverhouse, R; et al.(2016). Genetic Risk Can Be Decreased: Quitting Smoking Decreases and Delays Lung Cancer for Smokers With High and Low CHRNA5 Risk Genotypes-A Meta-Analysis.. UC San Francisco: Retrieved from: http://www.escholarship.org/uc/item/9mg6d0c9