About the Authors

Allison A. Lambert

Affiliation Department of Medicine, Division of Pulmonary and Critical Care, Johns Hopkins University, Baltimore, Maryland, United States of America

Gregory D. Kirk

Affiliations Department of Medicine, Division of Infectious Diseases, Johns Hopkins University, Baltimore, Maryland, United States of America, Department of Epidemiology, Johns Hopkins University, Baltimore, Maryland, United States of America

Jacquie Astemborski

Affiliation Department of Epidemiology, Johns Hopkins University, Baltimore, Maryland, United States of America

Enid R. Neptune

Affiliation Department of Medicine, Division of Pulmonary and Critical Care, Johns Hopkins University, Baltimore, Maryland, United States of America

Shruti H. Mehta

Affiliation Department of Epidemiology, Johns Hopkins University, Baltimore, Maryland, United States of America

Robert A. Wise

Affiliation Department of Medicine, Division of Pulmonary and Critical Care, Johns Hopkins University, Baltimore, Maryland, United States of America

M. Bradley Drummond

alamber@jhmi.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AAL GDK RAW MBD. Analyzed the data: AAL GDK JA ERN SHM RAW MBD. Contributed reagents/materials/analysis tools: GDK SHM RAW MBD. Wrote the paper: AAL GDK JA ERN SHM RAW MBD.