Efficacy of VRD(Bortezomib, Lenalidomide, and Dexamethasone) Consolidation Therapy and Maintenance Therapy with Immunomodulatory Drugs(Thalidomide or Lenalidomide) after Autologous Peripheral Blood Stem Cell Transplantation in the Era of Bortezomib-Containing Induction Therapy―A Single Institution Experience 谷村 聡 and ほか, 癌と化学療法, 47, 789-796 (2020), DOI:http://dx.doi.org/