Efficacy and Safety of Lenalidomide for Treatment of Low-/Intermediate-1-Risk Myelodysplastic Syndromes with or without 5q Deletion: A Systematic Review and Meta-Analysis. oleh Xin-Yue Lian, Zhi-Hui Zhang, Zhao-Qun Deng, Pin-Fang He, Dong-Ming Yao, Zi-Jun Xu, Xiang-Mei Wen, Lei Yang, Jiang Lin, Jun Qian