Real-World Effectiveness and Safety of Ozanimod for Relapsing-Remitting Multiple Sclerosis In the Prospective Noninterventional Ozean Study In Germany: 3-Year Results Posted byRachelle Ramirez June 24, 2026June 24, 2026 Leave a comment on Real-World Effectiveness and Safety of Ozanimod for Relapsing-Remitting Multiple Sclerosis In the Prospective Noninterventional Ozean Study In Germany: 3-Year Results Mathias Buttmann, MD