title: Compare before deciding. Cytotoxic drugs for relapsed or refractory multiple myeloma.
mesh_terms: D000970:Antineoplastic Agents / Q000627:therapeutic use*; D006801:Humans; D009101:Multiple Myeloma / Q000188:drug therapy* / Q000473:pathology; D012008:Recurrence
chemical_list: D000970:Antineoplastic Agents