Profound dFLC decrease after one cycle predicts superior outcome in patients with AL amyloidosis. - Liu, Yang; Bi, Jingyi; Dou, Xuelin; Peng, Nan; Wen, Lei; Wang, Liru; Zhao, Yanqiu; Zhang, Yanqing; Zhang, Yongqian; Cao, Yanping; Zhang, Wanjing; Lu, Jin (Leukemia & Lymphoma, 2026)