{"nct_id":"NCT04436276","title":"A Study of Ad26.COV2.S in Adults (COVID-19)","status":"COMPLETED","status_verified_date":"2025-01","start_date":"2020-07-15","start_date_type":"ACTUAL","primary_completion_date":"2023-02-21","primary_completion_date_type":"ACTUAL","completion_date":"2023-02-21","completion_date_type":"ACTUAL","phases":["PHASE1","PHASE2"],"tickers":["JNJ"]}