Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) BHATT DL,"Clopidogrel added to aspirin versus aspirin alone in secondary prevention and high-risk primary prevention : rationale and design of the Clopidogrel for High Atherothrombotic Risk and Ischemic Stabilization, Management, and Avoidance (CHARISMA) trial",Am Heart J,,,2004,148,,263-268,https://cir.nii.ac.jp/crid/1573105974098302592,