"the genotypes of rs7903146 (IVS3C/T) in TCF7L2 have no major impact on T2DM; the CC genotype and the recessive model of rs290487 (IVS3C/T) and the haplotype CC of rs7903146 (IVS3C/T) and rs290487 (IVS3C/T) in TCF7L2 gene are associated with T2DM."xsd:string