Epigenetic Predictors of Smoking: External Validation and Association With Smoking-Related Cancer Risk.
Tobacco smoking has a strong influence on DNA methylation (DNAm), enabling the development of DNAm-based smoking predictors, yet external evaluations of these have remained limited. We aimed to assess six DNAm-based smoking predictors in a large sample of middle-aged and older Australians for (i) their accuracy and rel...