LCD indicates lenalidomide, cyclophosphamide, dexamethasone; LDoD, lenalidomide, doxorubicin, dexamethasone; LCP, lenalidomide, cyclophosphamide, prednisone; LPLDVD, lenalidomide, pegylated liposomal doxorubicin, vincristine, dexamethasone; RVD, Revlimid, Velcade, dexamethasone (lenalidomide, bortezomib, dexamethosone); VGPR, very good partial response.