{"nct_id":"NCT00174200","title":"Study To Assess Differential Sensitivity Of 2 Spatial Working Memory Tests In Schizophrenics Treated With Risperidone","status":"COMPLETED","status_verified_date":"2008-07","start_date":"2004-12","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2006-05","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["PFE"]}