1 Department of Medicine, The Johns Hopkins University School of Medicine, Baltimore, MD.
2 Departamento de Cardiología, Unidad de Investigación Cardiovascular, Hospital Ramón y Cajal, Universidad Francisco de Vitoria, Madrid, Spain.
3 Department of Epidemiology, Human Genetics, and Environmental Sciences, Human Genetics Center, School of Public Health, The University of Texas Health Science Center at Houston, Houston, TX.
4 Unit of Genomics of Complex Disease, Institut d'Investigació Biomèdica Sant Pau, Barcelona, Spain.
5 Department of Medicine, Cardiovascular Medicine Unit, Center for Molecular Medicine, Karolinska Institutet, Stockholm, Sweden.
6 Department of Pathology and Laboratory Medicine and UNC Blood Research Center, The University of North Carolina at Chapel Hill, Chapel Hill, NC.
7 Department of Epidemiology, University of Washington, Seattle, WA.
8 Kaiser Permanente Washington Health Research Institute, Kaiser Permanente Washington, Seattle, WA.
9 Seattle Epidemiologic Research and Information Center, Department of Veterans Affairs Office of Research and Development, Seattle, WA.