ruxolitinib(6) Multiple myeloma(5) Safety(3) polycythemia vera(3) COVID-19(2) Anemia(2) daratumumab(2) myelofibrosis(2) Ixazomib(2) adverse events(2) Efficacy(1) Immune thrombocytopenia(1) cancer treatment(1) VMP(1) lymphoma(1) Avatrombopag(1) Large B cell(1) Newly diagnosed(1) Apoptosis(1) Overall response rate(1) chronic graft-versus-host disease(1) response rate(1) Blood donors(1) Chronic myeloproliferative disorders(1) JAKoMo clinical trial(1) diffuse large B-cell lymphoma(1) autologous hematopoietic stem cell transplantation(1) German Study Group for myeloproliferative neoplasms (GSG-MPN)(1) Gastrointestinal mucositis(1) guideline(1)