A special type of chromosome 1 abnormality in myelodysplastic syndrome patients: duplication 1q. (16th April 2020) - Yu, Yan; Zhang, Tongtong; Zeng, Zhao; Wang, Qinrong; Hong, Yang; Shen, Hongjie; Wu, Depei; Pan, Jinlan; Chen, Suning; Sun, Aining