About the Authors

Brian N. McCullagh

Affiliation Division of Pulmonary and Critical Care, Department of Internal Medicine, University of Iowa Hospitals and Clinics, Iowa City, Iowa, United States of America

Alejandro P. Comellas

Affiliation Division of Pulmonary and Critical Care, Department of Internal Medicine, University of Iowa Hospitals and Clinics, Iowa City, Iowa, United States of America

Zuhair K. Ballas

Affiliation Division of Immunology, Department of Internal Medicine, University of Iowa Hospitals and Clinics, Iowa City, Iowa, United States of America

John D. Newell Jr

Affiliation Departments of Radiology and Biomedical Engineering, University of Iowa, Iowa City, Iowa, United States of America

M. Bridget Zimmerman

Affiliation Department of Biostatistics, College of Public Health, University of Iowa, Iowa City, Iowa, United States of America

Antoine E. Azar

antoine.azar@jhmi.edu

Affiliation Division of Allergy and Clinical Immunology, Department of Internal Medicine, the Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: AA AC. Data curation: BM AA AC. Formal analysis: AA AC BM MBZ. Investigation: AA AC. Methodology: AA AC BM ZB. Project administration: AA. Resources: AA AC. Software: MBZ. Supervision: AA. Validation: AA MBZ. Visualization: BM AA. Writing – original draft: BM. Writing – review & editing: AA BM AC ZB JN.