About the Authors

Bjorn T. Adalsteinsson

Affiliations Icelandic Heart Association, Kopavogur, Iceland, Faculty of Medicine, University of Iceland, Reykjavik, Iceland

Haukur Gudnason

Affiliation Icelandic Heart Association, Kopavogur, Iceland

Thor Aspelund

Affiliations Icelandic Heart Association, Kopavogur, Iceland, Faculty of Medicine, University of Iceland, Reykjavik, Iceland

Tamara B. Harris

Affiliation Laboratory of Epidemiology, Demography, and Biometry, Intramural Research Program, National Institute on Aging, Bethesda, Maryland, United States of America

Lenore J. Launer

Affiliation Laboratory of Epidemiology, Demography, and Biometry, Intramural Research Program, National Institute on Aging, Bethesda, Maryland, United States of America

Gudny Eiriksdottir

Affiliation Icelandic Heart Association, Kopavogur, Iceland

Albert V. Smith

Affiliations Icelandic Heart Association, Kopavogur, Iceland, Faculty of Medicine, University of Iceland, Reykjavik, Iceland

Vilmundur Gudnason

v.gudnason@hjarta.is

Affiliations Icelandic Heart Association, Kopavogur, Iceland, Faculty of Medicine, University of Iceland, Reykjavik, Iceland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BTA HG TA TBH LJL GE AVS VG. Performed the experiments: BTA HG. Analyzed the data: BTA. Wrote the paper: BTA. Interpreted the data: BTA AVS VG. Revised and approved the final manuscript: BTA HG TA TBH LJL GE AVS VG.