Frailty impairs the feasibility of induction therapy but not of maintenance therapy in elderly myeloma patients: final results of the German Maintenance Study (GERMAIN)

Purpose The German Maintenance Study (GERMAIN) was designed to evaluate the impact of lenalidomide maintenance after induction therapy with bortezomib, melphalan and prednisolone (VMP) in transplant-ineligible newly diagnosed multiple myeloma (MM) patients.