{"nct_id":"NCT01643941","title":"Evaluation of a Single Vaccination of One of Three Ascending Dose Levels of a 4-Antigen Staphylococcus Aureus Vaccine (SA4Ag) and a Single Dose Level of a 3-Antigen Staphylococcus Aureus Vaccine (SA3Ag) in Healthy Adults Aged 65 to <86 Years","status":"COMPLETED","status_verified_date":"2019-02","start_date":"2012-08","start_date_type":null,"primary_completion_date":"2013-05","primary_completion_date_type":"ACTUAL","completion_date":"2014-03","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["PFE"]}