Hypofractionated radiotherapy for refractory or relapsed aggressive B-cell lymphoma in the rituximab era oleh Cheng Huang, Tian-Lan Tang, Yan-Yan Qiu, Yu-Ping Lin, Si-Lin Chen, Rui-Zhi Zhao, Gui-Qing Shi, Si-Qin Liao, Jin-Hua Chen, Hai-Ying Fu, Jian-Zhi Liu, Ben-Hua Xu, Ting-Bo Liu, Yong Yang