Four versus Two Years of Rituximab Maintenance (R-Maintenance) Following Bendamustine Plus Rituximab (B-R): Results of a Prospective, Randomized Multicenter Phase 3 Study in First-Line Follicular Lymphoma (the StiL NHL7-2008 MAINTAIN Study)Mathias Rummel, Richard Greil, Bernd Hertenstein et al.|Clinical Lymphoma Myeloma & Leukemia|2018Cited by 6