{"nct_id":"NCT04649151","title":"A Study to Evaluate the Safety, Reactogenicity, and Effectiveness of mRNA-1273 Vaccine in Adolescents 12 to <18 Years Old to Prevent COVID-19","status":"COMPLETED","status_verified_date":"2025-08","start_date":"2020-12-09","start_date_type":"ACTUAL","primary_completion_date":"2024-06-14","primary_completion_date_type":"ACTUAL","completion_date":"2024-06-14","completion_date_type":"ACTUAL","phases":["PHASE2","PHASE3"],"tickers":["MRNA"]}