About the Authors

Juan E. Corral

Affiliation Research Department, Cardiovascular Unit of Guatemala, Guatemala City, Guatemala

Lauren D. Arnold

Affiliation Division of Public Health Sciences, Department of Surgery, Washington University in St. Louis, School of Medicine, St. Louis, Missouri, United States of America

Erwin E. Argueta

Affiliation Research Department, Cardiovascular Unit of Guatemala, Guatemala City, Guatemala

Akshay Ganju

Affiliation Division of Public Health Sciences, Department of Surgery, Washington University in St. Louis, School of Medicine, St. Louis, Missouri, United States of America

Joaquín Barnoya

barnoyaj@wudosis.wustl.edu

Affiliations Research Department, Cardiovascular Unit of Guatemala, Guatemala City, Guatemala, Division of Public Health Sciences, Department of Surgery, Washington University in St. Louis, School of Medicine, St. Louis, Missouri, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JEC JB. Performed the experiments: JEC EEA AG. Analyzed the data: JEC EEA AG. Contributed reagents/materials/analysis tools: JEC LDA. Wrote the paper: JEC LDA JB.