CHRNA2 and lung carcinoma: This study highlighted the genetic heterogeneity across histological subtypes of lung cancer and reported novel loci for lung cancer at 1p31.1 (rs71658797, FUBP1), 6q27 (rs6920364, RNASET2), 8p21.1 (rs11780471, CHRNA2), and 15q21.1 (rs66759488, SEMA6D).