Romio, Silvana A.; Bellocco, Rino; Corrao, Giovanni - In: Statistica 70 (2010) 3, pp. 354-362
One of the more challenging issues in epidemiological research is being able to provide an unbiased estimate of the causal exposure-disease effect, to assess the possible etiological mechanisms and the implication for public health. A major source of bias is confounding, which can spuriously...