Persistence of skewed X-chromosome inactivation in pre-B acute lymphoblastic leukemia of a female ATRX mutation carrier. by Bradley, C, Chen, C, Oetjen, K, Yan, C, Panjwani, R, Hauffe, S, Calvo, K, Yuan, C, Patel, P, Montgomery, N, Foster, M, Battiwalla, M, Barrett, A, Gibbons, R, Ito, S