{"nct_id":"NCT00610168","title":"Immunogenicity & Reactogenicity of Boostrix 10 Years After Previous Booster Vaccination.","status":"COMPLETED","status_verified_date":"2017-02","start_date":"2008-01-01","start_date_type":null,"primary_completion_date":"2008-04-30","primary_completion_date_type":"ACTUAL","completion_date":"2008-04-30","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["GSK"]}