{"nct_id":"NCT00134537","title":"Wallis Mechanical Normalization System for Low Back Pain","status":"UNKNOWN","status_verified_date":"2011-10","start_date":"2004-11","start_date_type":null,"primary_completion_date":"2011-04","primary_completion_date_type":"ACTUAL","completion_date":"2012-04","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["ZBH"]}