{"nct_id":"NCT04908722","title":"A Study to Evaluate Dose Levels of Ad26.COV2.S Administered as a Two-dose Schedule in Healthy Adults","status":"COMPLETED","status_verified_date":"2025-01","start_date":"2021-06-18","start_date_type":"ACTUAL","primary_completion_date":"2023-07-10","primary_completion_date_type":"ACTUAL","completion_date":"2023-07-10","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["JNJ"]}