1. Department of Food & Nutrition, Yeungnam University, Dae-dong, Gyeongsan, Gyeongbuk 712-749, Korea.
2. Department of Epidemiology, Harvard School of Public Health, Boston, MA 02115, USA.
3. Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA.
4. Channing Laboratory, Department of Medicine, Brigham & Women's Hospital, Harvard Medical School, Boston, MA 02115, USA.
5. Cardiovascular Health Research Unit, Departments of Medicine and Epidemiology, University of Washington, Seattle, WA 98101, USA.
6. Department of Biostatistics, Harvard School of Public Health, Boston, MA 02115, USA.
7. University of Missouri Research Reactor, Columbia, MO and Harry S Truman Memorial Veterans Hospital, Columbia, MO 65211, USA.
8. Division of Cardiovascular Medicine, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA 02115, USA.