{"nct_id":"NCT03649971","title":"A Study of Guselkumab in Participants With Familial Adenomatous Polyposis","status":"COMPLETED","status_verified_date":"2025-01","start_date":"2018-11-19","start_date_type":"ACTUAL","primary_completion_date":"2021-09-13","primary_completion_date_type":"ACTUAL","completion_date":"2022-03-23","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["JNJ"]}