• Non-interventional Study of Ocrelizumab in Participants With Relapsing or Primary Progressive Multiple Sclerosis - https://clinicaltrials.gov/ct2/show/NCT03593590

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• Study to Evaluate the Effectiveness and Safety of Ocrelizumab in Participants With Early Stage Relapsing Remitting Multiple Sclerosis (RRMS) - https://clinicaltrials.gov/ct2/show/NCT03085810

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• A Study to Provide Complementary Efficacy, Safety and Patient Reported Outcomes Data in Participants With Active Relapsing Forms of Multiple Sclerosis (MS) in a Pragmatic Setting - https://clinicaltrials.gov/ct2/show/NCT03589105

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• Discontinuation of Disease Modifying Therapies (DMTs) in Multiple Sclerosis (MS) (DISCOMS) - https://clinicaltrials.gov/ct2/show/NCT03073603