{"nct_id":"NCT05951205","title":"Evaluation of Efficacy and Safety of a Single Dose of Exa-cel in Participants With Severe Sickle Cell Disease, βS/βC Genotype","status":"NOT_YET_RECRUITING","status_verified_date":"2025-06","start_date":"2027-07-31","start_date_type":"ESTIMATED","primary_completion_date":"2033-12-31","primary_completion_date_type":"ESTIMATED","completion_date":"2033-12-31","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["VRTX"]}