Clinical features and prognostic analysis of newly diagnosed multiple myeloma with extramedullary disease #br#
FU Qing-hua, XIA Bing, YANG Hong-liang, XU Wen, ZHAO Hai-feng, YU Yong, ZHAO Zhi-gang, WANG Ya-fei, WANG Xiao-fang△
Tianjin Medical Journal . 2020, (5): 415 -420 .  DOI: 10.11958/20193032