Song Y, Shan Z, Liu X, Chen X, Luo C, Chen L, Wang Y, Gong L, Liu L, Liang J. An updated meta-analysis showed smoking modify the association of GSTM1 null genotype on the risk of coronary heart disease. Biosci Rep. 2021 Feb 26;41(2). PMID: 33506866; PMCID: PMC7881159.