{"nct_id":"NCT01147900","title":"Evaluation of Boostrix™10 Years After Previous Booster Vaccination","status":"COMPLETED","status_verified_date":"2016-09","start_date":"2010-06-15","start_date_type":null,"primary_completion_date":"2012-05-08","primary_completion_date_type":"ACTUAL","completion_date":"2012-05-08","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["GSK"]}