{"nct_id":"NCT03307980","title":"Long-term Safety and Efficacy Study and Dose-Escalation Substudy of PF 06838435 in Individuals With Hemophilia B","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2025-08","start_date":"2017-06-22","start_date_type":"ACTUAL","primary_completion_date":"2029-06-08","primary_completion_date_type":"ESTIMATED","completion_date":"2029-06-08","completion_date_type":"ESTIMATED","phases":["PHASE2"],"tickers":["PFE"]}