METHODS : 133 patients who developed cancer following chemotherapy and/or radiotherapy ( n = 133 ) , 420 patients diagnosed with de novo myeloid leukaemia , 242 patients diagnosed with primary Hodgkin lymphoma , and 1177 healthy controls were genotyped for the MLH1 -93 polymorphism by allelic discrimination polymerase chain reaction ( PCR ) and restriction fragment length polymorphism assay .
O O O B-OrganismTaxon O O B-DiseaseOrPhenotypicFeature O O O O O O O O O O O B-OrganismTaxon O O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O O B-OrganismTaxon O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O O O O O O O O O B-GeneOrGeneProduct O O O O O O O O O O O O O O O O O O