{"nct_id":"NCT01003431","title":"A Study of the Immunogenicity and Safety of Whole-Cell Pertussis Containing Vaccine Administered Concomitantly With RotaTeq™ (V260) or Rotarix™ (V260-036)(WITHDRAWN)","status":"WITHDRAWN","status_verified_date":"2015-10","start_date":"2009-12","start_date_type":null,"primary_completion_date":"2010-08","primary_completion_date_type":"ESTIMATED","completion_date":"2010-09","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["MRK"]}