{"nct_id":"NCT00743249","title":"Punctal Plug Study to Determine the Safety and Retention Times of Various Lengths of Canalicular Stents in Volunteers","status":"COMPLETED","status_verified_date":"2013-04","start_date":"2008-10","start_date_type":null,"primary_completion_date":"2009-02","primary_completion_date_type":"ACTUAL","completion_date":"2009-02","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["ALC"]}