1. Department of Cardiovascular Medicine; National Cerebral and Cardiovascular Center; Suita 565-8565 Osaka Japan
2. Department of Molecular Innovation in Lipidology; National Cerebral and Cardiovascular Center; Suita 565-8565 Osaka Japan
3. Department of Radiology; National Cerebral and Cardiovascular Center; Suita 565-8565 Osaka Japan
4. Department of Internal Medicine (I); Osaka Medical College; Takatsuki 569-8686 Osaka Japan
5. Department of Pathology; National Cerebral and Cardiovascular Center; Suita 565-8565 Osaka Japan