Yttrium-90 ibritumomab tiuxetan (Zevalin) followed by BEAM (Z-BEAM) conditioning regimen and autologous stem cell transplantation (ASCT) in relapsed or refractory high-risk B-cell non-Hodgkin lymphoma (NHL): a single institution Italian experienceChiara Ciochetto, Umberto Vitolo, Roberto Freilone et al.|Annals of Hematology|2018Cited by 7