UGT2B4 and squamous cell lung carcinoma: As shown in Supplementary Fig. 9, rs11723463 is associated with UGT2B4 expression in LUSC (lung squamous cell carcinoma; P = 7.54 × 10–18), LUAD (lung adenocarcinoma; P = 5.0 × 10–15) and BRCA (breast invasive carcinoma; P = 1.5 × 10–7) tissues.