{"nct_id":"NCT04792567","title":"Exploring the Immune Response to SARS-CoV-2 modRNA Vaccines in Patients With Secondary Progressive Multiple Sclerosis (AMA-VACC)","status":"COMPLETED","status_verified_date":"2024-06","start_date":"2021-04-19","start_date_type":"ACTUAL","primary_completion_date":"2021-09-06","primary_completion_date_type":"ACTUAL","completion_date":"2022-08-15","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["NVS"]}