{"nct_id":"NCT03587376","title":"Characterization of T-Cell Response in Participants Previously Treated With JNJ-54861911 (Atabecestat)","status":"COMPLETED","status_verified_date":"2025-04","start_date":"2018-05-30","start_date_type":"ACTUAL","primary_completion_date":"2018-08-23","primary_completion_date_type":"ACTUAL","completion_date":"2018-08-23","completion_date_type":"ACTUAL","phases":["EARLY_PHASE1"],"tickers":["JNJ"]}