{"nct_id":"NCT03239873","title":"Evaluation of Immunogenicity and Safety of VARIVAX® Passage Extension 34 (PE34) Process in Children (V210-A03)","status":"COMPLETED","status_verified_date":"2021-01","start_date":"2017-10-17","start_date_type":"ACTUAL","primary_completion_date":"2018-08-14","primary_completion_date_type":"ACTUAL","completion_date":"2019-04-02","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}