About the Authors

John W. Petersen

john.petersen@medicine.ufl.edu

Affiliation Division of Cardiovascular Medicine, University of Florida, Gainesville, Florida, United States of America

B. Delia Johnson

Affiliation Graduate School of Public Health, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Kevin E. Kip

Affiliation College of Nursing, University of South Florida, Tampa, Florida, United States of America

R. David Anderson

Affiliation Division of Cardiovascular Medicine, University of Florida, Gainesville, Florida, United States of America

Eileen M. Handberg

Affiliation Division of Cardiovascular Medicine, University of Florida, Gainesville, Florida, United States of America

Barry Sharaf

Affiliation Division of Cardiology, Brown University, Providence, Rhode Island, United States of America

Puja K. Mehta

Affiliation Division of Cardiology, Barbra Streisand Women's Heart Center, Heart Institute, Cedars-Sinai Medical Center, Los Angeles, California, United States of America

Sheryl F. Kelsey

Affiliation Graduate School of Public Health, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

C. Noel Bairey Merz

Affiliation Division of Cardiology, Barbra Streisand Women's Heart Center, Heart Institute, Cedars-Sinai Medical Center, Los Angeles, California, United States of America

Carl J. Pepine

Affiliation Division of Cardiovascular Medicine, University of Florida, Gainesville, Florida, United States of America

Competing Interests

Drs. Noel Bairey Merz, Eileen Handberg, and Carl Pepine declare that they worked with QMED, Inc., Laurence Harbour, NJ, a commercial funder for this study, in the context of receiving digital Holter monitors free of charge for several other Women's Ischemic Syndrome Evaluation (WISE) studies. This does not alter adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: JWP KEK RDA EMH BS PKM SFK CNBM CJP. Performed the experiments: JWP KEK RDA EMH BS SFK CNBM. Analyzed the data: JWP BDJ SFK. Wrote the paper: JWP RDA EMH CNBM CJP. Critical revision of paper: JWP BDJ KEK RDA EMH BS PKM SFK CNBM CJP.