{"nct_id":"NCT03163342","title":"Immune Response Following Seasonal Influenza Vaccination","status":"COMPLETED","status_verified_date":"2019-04","start_date":"2017-05-08","start_date_type":"ACTUAL","primary_completion_date":"2017-11-21","primary_completion_date_type":"ACTUAL","completion_date":"2018-06-15","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["ALT"]}