{"nct_id":"NCT03885934","title":"Safety and Immunogenicity of Catch-up Vaccination Regimens of V114 (V114-024)","status":"COMPLETED","status_verified_date":"2023-01","start_date":"2019-06-25","start_date_type":"ACTUAL","primary_completion_date":"2020-12-09","primary_completion_date_type":"ACTUAL","completion_date":"2020-12-09","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}