A total of five SNPs were identified to show the possible association with severe myelosuppression ( P ( Fisher ) < 0.01 ) and were further examined in 7 cases and 20 controls in the second stage of the study .
O O O O O O O O O O O O O O B-DiseaseOrPhenotypicFeature O O O O O O O O O O O O O O O O O O O O O O O O O O