Kumamoto University

NCT01043380

Phase 4, Completed, 2010, 245 people, 6 Jan 2010, clinicaltrials.gov

NCT00861861

Phase 4, Completed, 2008, 129 people, 16 Mar 2009, clinicaltrials.gov

NCT00110448

Phase 4, Completed, 2002, 2,539 people, 10 May 2005, clinicaltrials.gov