About the Authors

Andrew D. Johnson

johnsonad2@nhlbi.nih.gov

Affiliation Division of Intramural Research and The Framingham Heart Study, National Heart, Lung, and Blood Institute, Framingham, Massachusetts, United States of America

Richard Leslie

Affiliation Division of Intramural Research and The Framingham Heart Study, National Heart, Lung, and Blood Institute, Framingham, Massachusetts, United States of America

Christopher J. O'Donnell

Affiliation Division of Intramural Research and The Framingham Heart Study, National Heart, Lung, and Blood Institute, Framingham, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.