MGMT promoter hypermethylation and K-RAS, PTEN and TP53 mutations in tamoxifen-exposed and non-exposed endometrial cancer cases. - Nagy, E; Gajjar, K B; Patel, I I; Taylor, S; Martin-Hirsch, P L; Stringfellow, H F; Martin, F L; Phillips, D H (British Journal of Cancer, 2014)